Used Szczotkarka Postarzarka Olimpia 600 Olimpia 600 for sale (11,486)

Condition: excellent (used), Year of construction: 2022, functionality: fully functional, Paper cup 7OZ year of production 2022 ed 110 cup/min Auto lubricating Cup colector Godpfx Ajyrz Apjp Dokc

Condition: used, Year of construction: 2015, Lippert belt conveyor GF 8730-770-650 RA2135 Technical data: Conveyor length (NL): 8730 mm frame width (NB): 770 mm belt width (GuB): 650 mm Overall height (BH): 120 mm, 430 mm with motor Supporting feet: optionally available Conveying speed (v m/s): Contact us and we will try to meet your preferred conveying speed. Drive: SEW gear motor, R37 DRE80M4/TH Electrical data: 50Hz V380-500, kW 0,75 S1 Drive drum: Ø = 81 mm Belt return roller: Ø = 81 mm Optionally available: Supports Side guide on one side and on both sides Frequency converter for stepless speed change Gedsrudb Hepfx Ap Dskc Adjust length (longer/shorter) Prices net plus VAT ex central warehouse Dr. Sonntag GmbH & Co KG, 97076 Würzburg, Germany For individual, professional advice, simply contact us. Simply contact us by phone or e-mail. We will be happy to help you with the planning and implementation of your projects. We look forward to hearing from you. With kind regards Your team at Dr. Sonntag GmbH & Co. KG Your specialist and contact for intralogistics

Condition: used, Year of construction: 2015, Lippert belt conveyor GF 15980-750-600 RA2134 Technical data: Conveyor length (NL): 15980 mm frame width (NB): 750 mm belt width (GuB): 600 mm Overall height (BH): 120 mm, 430 mm with motor Supporting feet: optionally available Conveying speed (v m/s): Contact us and we will try to meet your preferred conveying speed. Drive: SEW gear motor, R37 DRE80M4/TH Electrical data: 50Hz V380-500, kW 0,75 S1 Drive drum: Ø = 81 mm Belt return roller: Ø = 81 mm Optionally available: Supports Side guide on one side and on both sides Frequency converter for stepless speed change Adjust length (longer/shorter) Prices net plus VAT ex central warehouse Dr. Sonntag GmbH & Co KG, 97076 Würzburg, Germany For individual, professional advice, simply contact us. Simply contact us by phone or e-mail. Gjdpfx Aporudb Rj Dekc We will be happy to help you with the planning and implementation of your projects. We look forward to hearing from you. With kind regards Your team at Dr. Sonntag GmbH & Co. KG Your specialist and contact for intralogistics

Condition: used, Year of construction: 2015, Lippert belt conveyor GF 20430-750-600 RA2277 Godporupu Ajfx Ap Djkc Technical data: Conveyor length (NL): 20430 mm frame width (NB): 750 mm belt width (GuB): 600 mm Overall height (BH): 120 mm, 430 mm with motor Supporting feet: optionally available Conveying speed (v m/s): Contact us and we will try to meet your preferred conveying speed. Drive: SEW gear motor Electrical data: 50Hz V380-500, kW 0,75 S1 Drive drum: Ø = 81 mm Belt return roller: Ø = 81 mm Optionally available: Supports Side guide on one side and on both sides Frequency converter for stepless speed change Adjust length (longer/shorter) Prices net plus VAT ex central warehouse Dr. Sonntag GmbH & Co KG, 97076 Würzburg, Germany For individual, professional advice, simply contact us. Simply contact us by phone or e-mail. We will be happy to help you with the planning and implementation of your projects. We look forward to hearing from you. With kind regards Your team at Dr. Sonntag GmbH & Co. KG Your specialist and contact for intralogistics

Condition: used, Lippert belt conveyor GF 12730-750-600 RA2259 Technical data: Conveyor length (NL): 12730 mm Frame width (NB): approx. 750 mm Belt width (GuB): 600 mm Overall height (BH): 105 mm Support feet optionally available Conveyor speed (v m/s): please contact us Drive: SEW geared motor, R37 DRE80M4/TH/Z Electrical data: 50Hz V380-500, kW 0.75 / S1 Return pulley (UR): Ø = 81 mm Drive drum (AT): Ø = 81 mm Optionally available: Supports Side guides Frequency converter for stepless speed control Prices net plus VAT ex central warehouse Dr. Sonntag GmbH & Co KG, 97076 Würzburg Gkodpfx Apsrrxdao Djc Für eine individuelle, fachmännische Beratung setzten Sie sich einfach mit uns in Verbindung. Kontaktieren Sie uns einfach telefonisch oder per Mail. Wir helfen Ihnen gerne bei der Planung und Umsetzung Ihrer Projekte. Wir freuen uns darauf von Ihnen zu hören. Mit freundlichen Grüßen Ihr Team der Dr. Sonntag GmbH & Co. KG Ihr Spezialist und Ansprechpartner für Intralogistik

Condition: used, Year of construction: 1992, Lippert rising falling Incline belt conveyor GF 19250+9300-750-600 RA2265 Technical data: Conveyor length (NL): 28550 mm ( 9300 mm ascending belt + 19250 mm top bend ) frame width (NB): 750 mm, 800 mm with motor belt width (GuB): 600 mm Overall height (BH): 105 mm, 430 mm with motor Angle: 15° Gkedjrtdp Iepfx Ap Dec Supporting feet: optionally available Conveying speed (v m/s): contact us Drive: SEW gear motor Electrical data: 50Hz V380-500, kW 1,1 S1 Drive drum: Ø = 81 mm Belt return roller: Ø = 81 mm Optionally available: Supports Side guide on one side and on both sides Frequency converter for stepless speed change Adjust length (longer/shorter) Prices net plus VAT ex central warehouse Dr. Sonntag GmbH & Co KG, 97076 Würzburg, Germany For individual, professional advice, simply contact us. Simply contact us by phone or e-mail. We will be happy to help you with the planning and implementation of your projects. We look forward to hearing from you. With kind regards Your team at Dr. Sonntag GmbH & Co. KG Your specialist and contact for intralogistics

Condition: excellent (used), Year of construction: 2008, The new powerful dry-running pumps: The ADH series is specially designed for solar developed for the demanding processes of the semiconductor and LED markets, With a suction capacity of 600-4500 m3/h. Godpfx Apeikq Tyo Dekc Semiconductors: High H2 pumping rate The performance of the ADH series brings the following advantages to the process: -ADL process performance: high pumping efficiency of light gases enables faster chamber emptying between process steps - Epitaxy and EUV: high pumping speed and high flow rate Tolerance meets the most demanding process specifications Adixen AD30K dry pump, high vacuum, AD 30 KL Manufacturer: Alcatel Adixen Type: AD30K.H Year of manufacture: 2008 Adixen AD100K.H Manufacturer: Alcatel Adixen Type: AD100K.H Year of manufacture: 2008 Vacuum pump: Manufacturer: AERZEN Type: GM 2000 CM-C Speed: 6000 rpm Voltage: 200-460 V Frequency (mineral oil/PFPE oil): 100 c/s Maximum suction capacity: 4035 m3/h Maximum speed: 5920 rpm Engine power S 1 / S 6: 9/5.6 kW Year of manufacture: 2008 Weight: 345 kg Dry pump: Manufacturer: Adixen Type: BF ADP122 Year of manufacture: 2008 Power 1.5 kW Maximum suction capacity: 95 m3/h Maximum continuous inlet pressure: 50 mbar Maximum exhaust pressure: 1200 mbar Cooling water: 60 l/h Speed ​​(pump): 3000-3600 rpm Operating temperature of the pump: from 5 °C to 40 °C Inlet flange: DN 50 ISO-KF Exhaust flange: DN 40

Condition: used, all stainless steel electrically heated heating separately adjustable in two areas adjustable speed belt width 600 mm hood with electromechanical lifting system Gksdpozxdn Tofx Ap Dec Suitable for steam injection (to heat up and to improve product yields) 180 kW / 275 A suitable for CIP cleaning system with extra infeed en outfeed conveyor outside dimensions (l x w x h) : ± 9.500 x 1.900 x 3.700 mm

Condition: excellent (used), functionality: fully functional, working width: 300 mm, brushing unit diameter: 240 mm, total length: 3,600 mm, total width: 1,000 mm, total height: 900 mm, height adjustment type: electric, overall weight: 400 kg, working height: 100 mm, workpiece height (max.): 100 mm, workpiece width (max.): 300 mm, workpiece length (max.): 3,600 mm, WOOD AGING BRUSHING MACHINE | 4 BRUSHES | 300 MM Sanding machine for aged wood JBS MACHINERY PROCHERA! Professional PROCHERA brushing/sanding machine designed for structuring, brushing, and aging wood. The machine features 4 independent brushing units and a conveyor belt with adjustable feed speed. It is a robust industrial design intended for continuous processing of wooden components. This brushing machine is ideal for producing aged boards, wooden flooring, facades, countertops, decorative elements, paneling, and other products requiring the enhancement of the natural wood grain. TECHNICAL DATA - Manufacturer: PROCHERA - Type: brushing/sanding machine for wood structuring - Number of working units: 4 - Number of brushes: 4 - diameter 240mm - Maximum working width: 300 mm - Maximum height of workpiece: 100 mm - Feed speed: 0–23 m/min - Conveyor: belt type - Feed speed adjustment: stepless - Adjustment of working units: independent - Brush working direction: option for co-rotating/counter-rotating operation Gross price including VAT margin or 23% VAT invoice PROCHERA uses various types of brushes in these machines, allowing for both delicate and deep surface structuring. The first units can be equipped with metal brushes for more aggressive grain exposure, and subsequent units can use abrasive brushes for further processing and surface smoothing. The machine is primarily intended for: wood brushing, surface structuring, wood aging, exposing the natural grain pattern, Gkedpfx Ajzxz T Tsp Dec surface preparation before oiling, wood preparation before waxing or varnishing, production of flooring boards, production of facade boards, production of countertops and decorative elements, processing of solid wood. Thanks to the four working units, it is possible to achieve multi-stage surface processing – from a strong opening of the wood structure to its further smoothing and finishing. WHY IS IT WORTH IT? This is a professional machine for companies involved in the production of aged boards, flooring, facades, countertops, and wooden decorative elements. Four working units allow for significantly greater flexibility compared to simple single-unit brushing machines. Adjustable feed allows for the selection of operating parameters for a specific material and desired effect. The machine is ready for further operation. Possibility to view the machine and test its operation after prior contact. JBS MACHINERY JBS MACHINERY GROUP Sp. z o.o. New and used woodworking machines Professional wood processing equipment Possibility to arrange transport in Poland and Europe. We invite you to contact us regarding price, additional photos, a video of the machine in operation, and details regarding transport.

Condition: used, Year of construction: 2011, The BAADER 600 Meat Separator is a compact, efficient, and reliable machine designed for the gentle separation of soft tissue from harder components such as bone, cartilage, tendons, or skin. Manufactured in Germany in 2014, this model is ideal for food processors looking to maximize yield while maintaining product quality and texture. Technical Specifications: Manufacturer: BAADER Type: 600-501 Year: 2011 Mesh size: 3 mm Power rating: 400V / 3Ph / 50Hz / 2.0 hp / 1.5 kW / 4.0 A Wiring diagram: 600.70.00.854 Gksdpfszx Dx Sox Ap Doc Weight: 290 kg Dimensions: L: 102 cm, H: 123 cm W: 95 cm Country of origin: Germany ✅ Key Features: Gentle product handling – preserves the structure of meat, poultry, or fish High-precision 3 mm mesh – perfect for fine separation Compact and lightweight – easy to install in any production line Low energy consumption – only 1.5 kW Easy to clean and maintain – made from food-grade stainless steel Ideal for fish, poultry, and red meat applications Built with high-quality German engineering for long-term reliability BAADER 600 Meat Separator is a proven solution for processors aiming to improve product recovery, reduce waste, and optimize efficiency in soft tissue separation.

Condition: ready for operation (used), Year of construction: 2007, overall weight: 27,000 kg, spindle speed (max.): 6,000 rpm, This 4-axis Okuma MA-600 HB was manufactured in 2007. It features a maximum machining area of 1000 x 900 x 1000 mm, a spindle speed up to 6000 rpm, and a rapid feed rate of 30 m/min. With 150 tool positions and a MAS BT 50 tool holder, it's ideal for complex machining tasks. Consider the opportunity to buy this Okuma MA-600 HB horizontal machining centre. Contact us for more information about this machine. • Axes: 4 • Maximum Machining Area X/Y/Z: 1000 mm x 900 mm x 1000 mm • 4th Axis: 360° x 1° • Rapid Feed Rate: 30 m/min – 12 m/min Gjdpjzycdcofx Ap Djkc • 1° B-axis • Drive Power/Max. Torque: 37 kW 10 min, 26 kW continuous load / 606 Nm • Tool Positions: 150 • Tool Holder: MAS BT 50 • ConSep System • Measuring Probe • Tool Breakage Monitoring • Pallet station with 6 pallets, pallet size 630 x 630 mm • External cooling/internal cooling 20 bar/internal air Dimensions Machine Depth 10500 mm

Condition: used, Machining area: - in the X direction without gluing 6000 mm - in the X direction with gluing 5000 mm - in the Y direction 1200 mm - in the Y direction with main spindle + center distance 20 mm 1300 mm max. workpiece height above - top edge of suction plate Z1 100 mm - max. workpiece thickness Z2, dependent on equipment/application Work table height: approx. 950 mm 1 main spindle with pneumatic feed stroke - drive power: 12 kW in S-1 operation - tool holder: HSK F63, taper diameter = 38 mm - tool change: automatic - change force: 11000 N - tool weight: max. 6 kg - direction of rotation: clockwise/counterclockwise, programmable - speed range: continuously variable 1500 - 24000 rpm, programmable - drive: frequency-controlled three-phase motor - spindle lubrication: single grease lubrication - spindle cooling: water cooling Gedpfx Apjzupibs Dokc 1 CNC axis rotating 360 degrees 1 vertical drilling unit S21 Machine table consists of: - 6 support arms adjustable in the X direction, each with a rear and center stop, all stops controlled by the program - 6 sets of suction plates consisting of a total of - 6 suction plates 114 x 159 x 100 mm - 6 suction plates 125 x 75 x 100 mm - The support arms and suction plates can be individually positioned according to the corresponding workpiece size. Changeover area: - without pendulum machining, without gluing: X = 2 x 2900 mm - free space in the middle: X = 200 mm - without pendulum machining, with gluing: X = 2 x 2150 mm - free space in the middle: X = 700 mm - with pendulum machining, without gluing: X = 2 x 2400 mm - free space in the middle: X = 1200 mm - with pendulum machining, with gluing: X = 2 x 1700 mm - free space in the middle: X = 1600 mm Feed drive system Rapid traverse rates: - X-axis 100 m/min - Z-axis 25 m/min Air pressure: 6 bar Tool changer magazine with 18 positions Tool coding: position-coded Tool weight: max. 6 kg Tool length: max. 150 mm Tool diameter: max. 100 mm when fully loaded max. 150 mm with free adjacent positions or nesting Central connection for extraction Mains voltage: 3/N/PE, 400/230 V, 50 Hz 1 vacuum pump 100 m3/h

Condition: used, Used Matcon approximately 600 litre stainless steel IBC. Unit measures approximately 1,000mm long x 1,000mm wide x 170mm straight side with a 600mm deep conical bottom. Mounted on forkliftable base. Includes discharge cone. Specifications: Capacity (gal/l): 158.5 gal Dimensions: 39.37 x 39.37 x 6.69, 23.62 deep Gksdszg U Srepfx Ap Dsc

Condition: good (used), Technical data for the shelf panel: Gsdpfx Asy Ex Rljp Dskc Racking system: SSI Schäfer Type: R 3000 Included in the scope of delivery: Shelf panels, used Material color: sendzimir galvanized Total width: approx. 994 mm Total depth: approx. 594 mm For frame depth: approx. 600 mm Height: approx. 30 mm Weight per unit: approx. 5.16 kg Your contacts at our company: Mr. Andre Evering Mr. Mario Klöver Mr. Falk Deutsch General information about the item: This item is offered for collection only. Delivery or shipping of this item is possible at extra cost, which can be specified upon request depending on the place of delivery or delivery scope.

Condition: good (used), machine/vehicle number: 17061, Year of construction: 2019, operating hours: 1,941 h, load capacity: 1,500 kg, lifting height: 6,000 mm, free lift: 2,005 mm, load center: 500 mm, fuel type: electric, mast type: triplex, construction height: 2,550 mm, battery voltage: 24 V, fork length: 1,150 mm, front tire size: 18x7-8, rear tire size: 18x7-8, overall weight: 3,324 kg, Equipment: 3rd hydraulic function, enginetype: Electric, manufacturer: Jungheinrich Serial Number: FN599218 Gsdpszfdz Hjfx Ap Dokc Battery Details: 24V 8PzS 1000Ah (aus 2019)

Condition: excellent (used), Year of construction: 2001, functionality: fully functional, saw blade diameter: 600 mm, cutting height (max.): 160 mm, maximum cutting height 160 mm maximum cutting width 610 mm disc diameter 600 mm minimum disc diameter 590 mm disc rotational speed 2800 rpm motor power 7.5 kW Gksdszz N Hgspfx Ap Dec 2 stops year of manufacture 2001 weight approx. 700 kg

Condition: used, Year of construction: 2018, type of input current: three-phase, input current: 15 A, input voltage: 400 V, We offer this used Chiossi & Cavazzuti Asso 600 digital print machine dryer, year of construction 2018, PERFECTLY functional + extra motor (never had to use, just have it for backup) Power: 9.5 kW Phases: 3+PE Gedpfx Aezzd Nvep Dekc Current: 15 A Voltage: 400 V Frequency: 50/60 Hz Serial number: 1908 Product code: 1390047 Year of manufacture: 2018 Weight: 440 kg Location: HUNGARY, Szolnok 5000 ZIP If you have any questions or need more information, feel free to send us a message or give us a call.

Condition: excellent (used), Year of construction: 2006, Arburg 370 S 600-290 (2006) Screw ø 35 mm 📐 CLAMPING UNIT Clamping force: 600 kN Closing force: 38 kN Opening force / increased: 24 / 160 kN Opening stroke: 400 mm Mould height min.: 200 mm Daylight max.: 600 mm Distance between tie bars: 370 × 370 mm Platen size: 510 × 510 mm Weight of mov. mould half: 360 kg Ejector force: 125 kN Ejector stroke: 125 mm ⚙️ HYDRAULICS Drive power: 15 kW Total connected load: 23,9 kW 💉 INJECTION UNIT — ø 35 mm Screw stroke max.: 150 mm Effective screw length L/D: 20 Injection volume max.: 132 cm³ Shot weight max.: 20,5 g PS Material throughput max.: 10,5 kg/h PS Injection pressure max.: 2000 bar Injection flow max.: 140 cm³/s Injection flow with accumulator: 430 cm³/s Back pressure max.: 350 / 200 bar Screw speed max.: 54 m/min Screw torque max.: 380 Nm Nozzle contact force: 60 kN Nozzle retraction stroke: 240 mm Heating zones / power: 4 zóny / 5,8 kW Nozzle heating: 0,6 kW Hopper capacity: 50 l 📦 DIMENSIONS & WEIGHT Oil capacity: 135 l Net weight: 3300 kg Gedpfxozrv Irs Ap Djkc Electrical connection: 80 A

Condition: used, Year of construction: 2008, functionality: fully functional, Single-head welding machine Gjdpfezpyfcex Ap Dskc

Condition: good (used), Year of construction: 2001, functionality: fully functional, machine/vehicle number: 9346, Machine in good condition Vertical saw blade diameter: 600mm Horizontal saw blade diameter: 500mm Notching width: at 90 degrees, processing of profiles up to 300mm Miter cuts up to 30 degrees Maximum profile height: 280mm Notching depth: at 90 degrees, horizontally up to 185mm Material stop can be swiveled to 30 degrees, 90 degrees, 45 degrees Gkodpezp Rnnjfx Ap Djc Motorized adjustment of the angle with digital display

Condition: used, functionality: fully functional, Year of construction: 2019, operating hours: 1,578 h, load capacity: 4,000 kg, lifting height: 4,670 mm, free lift: 1,644 mm, fuel type: electric, mast type: triplex, construction height: 2,360 mm, fork length: 1,200 mm, drive type: Elektro, Electric 4-wheel forklift Load center: 600 ISO class: ISO Class 3 = 2,500 - 4,999 kg Mast type: Triplex Condition: Ready for use and fully functional Technical condition: very good Front tire type: Superelastic Gkodpfxjzviave Ap Dsc Front tire condition: 60 - 80% Rear tire type: Superelastic Rear tire condition: 40 - 60% Battery voltage: 80V Battery Ah: 775Ah Battery type: PzS Battery year of manufacture: 2019 Battery condition: 80 - 100% Description: The vehicle will be inspected according to UVV regulations. Before delivery, the machine will receive a service and be cleaned. Upon request, the machine can be painted for an additional cost. Side shifter, fork positioner, 3rd valve, 4th valve, rear work light, front work light, heater, full cabin, full free lift,

Condition: used, functionality: fully functional, Year of construction: 2022, operating hours: 3,863 h, load capacity: 2,500 kg, lifting height: 5,330 mm, free lift: 1,500 mm, fuel type: electric, mast type: triplex, construction height: 2,410 mm, drive type: Elektro, Electric 4-wheel forklift Gedpozvz Hhefx Ap Djkc Load center: 600 ISO class: ISO Class 2 = 1,000 - 2,500 kg Mast type: Triplex Condition: Ready for use and fully functional Technical condition: good Front tire type: Superelastic Front tire condition: 60 - 80% Rear tire type: Superelastic Rear tire condition: 40 - 60% Battery type: PzS Battery year of manufacture: 2022 Description: Side shifter, fork positioner, 3rd valve, 4th valve, rear work light, front work light, full cabin, full free lift.

Condition: used, functionality: fully functional, Year of construction: 2018, operating hours: 6,713 h, load capacity: 4,000 kg, lifting height: 4,670 mm, free lift: 150 mm, fuel type: electric, mast type: triplex, construction height: 2,035 mm, drive type: Elektro, Electric 4-wheel forklift Load center: 600 ISO class: ISO Class 3 = 2,500 - 4,999 kg Mast type: Triplex Technical condition: good Front tire type: Superelastic Front tire condition: 80 - 100% Rear tire type: Superelastic Rear tire condition: 80 - 100% Battery voltage: 80V Battery type: PzS Gkjdpfx Aozwacqsp Dec Battery year of manufacture: 2018 Side shifter, fork positioner, 3rd valve, 4th valve, front work light, heater, compliant with STVZO (German Road Traffic Licensing Regulations), full cabin, seat.

Condition: used, functionality: fully functional, Year of construction: 2016, operating hours: 725 h, load capacity: 5,000 kg, lifting height: 4,030 mm, free lift: 1,230 mm, fuel type: electric, mast type: triplex, construction height: 2,250 mm, fork length: 2,000 mm, drive type: Elektro, Electric 4-wheel forklift Gkodpfszwacwsx Ap Dec Load center: 600 ISO class: ISO Class 3 = 2,500 - 4,999 kg Mast type: Triplex Transmission: Automatic Condition: As new Technical condition: very good Front tire type: Non-marking Front tire condition: New Rear tire type: Non-marking Rear tire condition: New Battery voltage: 80V Battery capacity: 930Ah Battery type: PzS Battery year of manufacture: 2016 Description: Price includes a new UVV inspection, 4x SE non-marking tires NEW, lighting according to STVZO, paintwork in as-new condition (original), the 2016 battery will be regenerated with a power cycler including Kappa test (a new or recently refurbished battery can be purchased for an extra charge), charger included with plug, ex-rental unit from Still Germany. We will gladly arrange cost-effective transport for you. A lease-purchase option is generally possible. We are an official Jungheinrich partner. Side shifter, fork positioner, 3rd valve, 4th valve, rear work light, front work light, heater, STVZO compliance, full cabin, full free lift, CE certificate, scale, rotating beacon, Mini lever, Bluespot

Condition: ready for operation (used), Year of construction: 1997, operating hours: 13,465 h, functionality: fully functional, travel distance X-axis: 600 mm, travel distance Y-axis: 450 mm, travel distance Z-axis: 400 mm, table load: 1,000 kg, controller model: Heidenhain iTNC 430, TECHNICAL DETAILS Travel range, X-axis: 600 mm Travel range, Y-axis: 450 mm Travel range, Z-axis: 400 mm Table load: max. 1,000 kg Tool holder: SK 40 MACHINE DETAILS Control system: Heidenhain iTNC 430 Operating voltage: 400 V Control voltage: 24 V Machine weight: approx. 6,000 kg Operating hours: 48,690 h Gedpfx Aezwmx Sjp Dskc Spindle hours: 13,465 h EQUIPMENT Tool holders SK 40 Documentation Heidenhain programming manual Machine vise Clamping jaws