Motor Vretena nakup rabljenega (31.543)

Stanje: zelo dobro (rabljeno), ZVE152724 Nihalna motorska vretena 24000 HSK-T40 Rezkalno vreteno za HT45PM Duedpsxxamfefx Afljl Dobavitelj: Siemens Weiss Tehnični podatki: Hitrost: 24.000 obr/min Navor: 21,5 Nm (S1) Moč: 11 kW (S1) Vmesnik: HSK-T40 Vpenjalni moment: 300 Nm Mazanje: mast; mazano za celotno življenjsko dobo Št. risbe: 180020

Leto izdelave: 1996, Stanje: pripravljen za uporabo (rabljen), Main spindle motor, manufacturer: INDRAMAT Type: 2AD160C-B35LA1-BS03-A2V2, year of manufacture: 1996 For further details, refer to the nameplate. From CNC lathe. (The matching INDRAMAT motor controller is also available from us.) Djdpfxjgtmuue Afloul

Leto izdelave: 2021, Stanje: generalkompletno obnovljen (rabljeno), Spindle motor completely overhauled for JUNG HF50 / JF520 Electrically refurbished / new bearings installed and balanced Exchange delivery possible, depending on availability Duodpfxshcn Sps Aflsl

Stanje: rabljeno, Drive motor, DC servomotor LENZE Type GFQBT 80-24 Spindle motor, electric motor, main spindle motor Serial No. 184592 Year of construction: 1993 Rated power: 4.2 kW Operating voltage: 260 V DC Rated current: 20 Amps Maximum speed: 3000 rpm Field excitation voltage: 200 V DC Field current: 1.15 Amps - electric brake Shaft diameter: 24 mm (shaft with 8 mm keyway) Shaft length: approx. 47 mm (shaft projection from centering collar) Centering flange diameter: 110 mm Dodpotpkx Nefx Afleul Pitch circle diameter: 130 mm, 8 x M8 threaded holes - Encoder, tacho, GBR 190V Longlife tacho HÜBNER Type TDP 0.2 LT-4 Tacho voltage: 60V / 1000 rpm Output current: 67 mA (max. 200 mA) Max. speed: 9000 rpm External fan LENZE (EBM) Type G2E 120 Supply voltage: 230 V, 50 Hz, 0.32 A, 0.075 kW Overall length: 630 mm (without shaft and centering flange) Overall dimensions L x W x H: 690 x 340 x 430 mm Net weight: 45 kg Good condition

Stanje: novo, Unused spare part Water-cooled grinding spindle motor for JUNKER Quickpoint Dedpfsbnvtgox Afleul 13.5 kW, 380/660 V, 25/14.5 A, 2940 rpm, 50 Hz

Stanje: rabljeno, Permanent magnet motor, permanent magnet motor, electric motor, n-motor, permanent magnet motors, servomotor, spindle motor, permanent magnet three-phase servo motor, permanent magnet DC servo motor, DC spindle motor -Manufacturer: Fanuc, DC spindle motor -Type: 3-S TG 6 -Shaft: Ø 42 x 110 mm -Dimensions: 830/220/H288 mm Duodpfx Aegz Tiwjfljl -Weight: 70 kg

Leto izdelave: 1995, Stanje: rabljeno, 2x Available Main Spindle Controller SIEMENS SIMODRIVE Type: D380-D430/120A. Dedpfx Afedi Hihsloul Price per piece.

Stanje: rabljeno, Permanent magnet motor, permanent magnet motor, electric motor, n-motor, permanent magnet motors, servo motor, spindle motor, permanent magnet three-phase servo motor, AC spindle motor - Manufacturer: Fanuc, AC spindle motor from CNC machining center Santenberg GTC S 2 Dedjkm Rnrjpfx Aflsul - Model: A06B-1448-B200 - Technical data: see type plate photo - Shaft: Ø 48 x 110 mm - Dimensions: 535/290/H335 mm - Weight: 100 kg

Leto izdelave: 2005, Stanje: rabljeno, Permanent magnet motor, permanent magnet AC motor, electric motor, n-motor, permanent magnet motors, servo motor, spindle motor, permanent magnet three-phase servo motor, AC spindle motor -Manufacturer: Fanuc, AC spindle motor from CNC machining center Santenberg GTC S 2 -Type: A06B-1448-B100 -Tech. data: see nameplate photo -Shaft: Ø 48 x 110 mm -Dimensions: 580/500/H310 mm -Weight: 127 kg Dodpfx Afekyy Ubjljul

Stanje: dober (rabljeno), Leto izdelave: 2011, Permanent magnet motor, permanent magnet motor, electric motor, n-motor, permanent magnet motors, servo motor, spindle motor, permanent magnet three-phase servo motor, AC spindle motor Dodpfxewvfa Ij Afljul -Manufacturer: Fanuc, AC spindle motor -Type: A06B-1513-B200 -Power: 26 to 45 kW -Speed: 1,500 to 6,000 rpm -Technical data: see photo of nameplate -Shaft: Ø 60 x 140 mm -Dimensions: 880 x 320 x H410 mm -Weight: 286 kg

Stanje: rabljeno, Drive Motor, DC Servo Motor LENZE Type GFQUBT 112-22 Spindle Motor, Electric Motor Serial No.: 0239398K Year of manufacture: 1993 Rated Power: 6 kW Operating Voltage: 400 V DC Rated Current: 18 Amps Dsdpfx Afoqv I S Seloul Maximum Speed: 1000 rpm Excitation Voltage: 210 V DC Excitation Current: 3.4 Amps Shaft Diameter: 38 mm (shaft with 10 mm keyway) Shaft Length: approx. 76 mm (shaft overhang from centering collar) Pilot Flange Diameter: 230 mm Bolt Circle Diameter: 264 mm, 4x 14 mm holes Longlife Tachometer HÜBNER Type TDP 0.2 LT-4 Tacho Voltage: 60 V / 1000 rpm Maximum Speed: 9000 rpm External Fan LENZE Type GSD 160 Power Supply: 400 V, 50 Hz, 0.32 kW Overall Length: 830 mm (excluding shaft and centering flange) Overall Dimensions (L x W x H): 920 x 300 x 460 mm Net Weight: 130 kg Good condition

Stanje: dober (rabljeno), Servo motor, electric motor, DC motor, stepper motor - Manufacturer: Oriental Motor, Vexta servo motor stepper motor from Tiromat 3000/430 vacuum packaging machine - Type: PH268-E1.6-A1 - Shaft: Ø 6 x 20 mm Dsdpshwgdxefx Afloul - Quantity: 3x stepper motors available - Price: per unit - Dimensions: 97/57/H57 mm - Weight: 0.2 kg/unit.

Stanje: rabljeno, moč: 338 kW (459,55 KM), prva registracija: 01/2012, vrsta goriva: dizel, gorivo: dizel, vrsta prenosa: mehanski, Leto izdelave: 2012, Interior: black Duedpfx Asx Rb Nueflel Number of keys: 1

Stanje: zelo dobro (rabljeno), Funkcionalnost: popolnoma funkcionalen, moč: 36 kW (48,95 KM), skupna masa: 2.100 kg, vrsta goriva: dizel, barva: oranžna, Leto izdelave: 2014, obratovalne ure: 817 h, Oprema: pogon na vsa štiri kolesa, For sale: A540 DiXL V-2203 Spider – Professional Wood Chipper in Excellent Condition Operating hours: only 817 First registration: Government vehicle from Germany, out of service since 2022 Condition: Very well maintained, fully functional Maintenance: Serviced by an authorized specialist Last service at: 769 operating hours Dedpfx Afsxq Sa Uoloul Feature: No exhaust aftertreatment system – ideal for easy operation and maintenance Technical Data: Model: A540 DiXL V-2203 Spider Drive engine: Kubota V-2203 (diesel) Power: 35.9 kW / 48.8 HP Engine type: 7 DF 5859 Max. feed opening (W x H): 210 x 190 mm Chipping length: Infinitely adjustable up to 20 mm Number of blades: 2 (plus 2 spare blades included) List price (new): €74,000 Chassis & Mobility: Crawler chassis with hydraulic adjustment Height adjustment: up to 300 mm Width adjustment: up to 420 mm Level adjustment for uneven terrain Diesel tank: 30 liters Highly off-road capable and flexible in use Summary: This A540 DiXL is the ideal machine for professional applications in forestry and landscaping. It impresses with its robustness, easy operation, low operating hours, and excellent technical condition. The last major service was performed at 769 operating hours – the machine is therefore ready for immediate use. No exhaust aftertreatment – particularly low-maintenance and simple to operate as a result. Viewing and test run available by appointment.

Stanje: novo, Funkcionalnost: popolnoma funkcionalen, moč: 11,8 kW (16,04 KM), vrsta goriva: dizel, poraba goriva na uro: 4 l/h, barva: oranžna, obratovalna teža: 1.600 kg, stanje pogona: 100 odstotek, stanje verige: 100 odstotek, število sedežev: 1, Leto izdelave: 2025, obratovalne ure: 5 h, Oprema: gumene gosenice, kabina, klimatska naprava, nastavljivo podvozje, parkirni grelec, The SE18 mini excavator in the 1.6-ton class impresses with its robust design, modern hydraulics, and reliable Kubota diesel engine. This machine is ideal for civil engineering, landscaping, municipal use, and work on confined construction sites. Featuring an adjustable undercarriage, precise boom swing function, and a fully CE-certified safety cab (ROPS/TOPS), the SE18 offers maximum flexibility, safety, and operator comfort. The integrated air conditioning with heating, ergonomic controls, and the clear cab layout enable comfortable operation, even over long working hours. Thanks to the comprehensive bucket set, the excavator is ready for immediate use. Technical data & features: Engine: Kubota D902 – 3-cylinder diesel, 11.8 kW (efficient & durable) Operating weight: 1,600 kg Hydraulic pump: Branded pump Hydraulic valve: Northern Hydraulics – precise control Auxiliary hydraulics: 2 auxiliary circuits (e.g., for hammer, grapple, auger) Undercarriage: Rubber tracks, 230 mm Adjustable undercarriage: 1,000 – 1,250 mm Dozer blade: 1,100 mm Boom: Side swing left/right Pin diameter: 25 mm Full cab with ROPS/TOPS, CE-certified Front windshield can be opened Side sliding window Air conditioning with heating function Accessories & attachments – SET includes: ✔ 30 cm digging bucket (with teeth) ✔ 50 cm digging bucket ✔ 80 cm digging bucket ✔ Air, fuel, and oil filters ✔ Toolbox ✔ Mechanical quick coupler Special advantages: Proven Kubota engine – extremely reliable Hydraulic components from renowned manufacturers CE-compliant safety cab Ideal for confined construction sites thanks to adjustable undercarriage Complete bucket set included in the price Excellent price-performance ratio Service & Warranty: Maintenance every 250 operating hours or annually Warranty: 12 months Europe-wide Service & spare parts available from stock in Rheda-Wiedenbrück (DE) Delivery & availability: Short-term delivery possible (depending on stock) Fixed-date delivery guaranteed January 2026 Europe-wide delivery organized on request This machine meets the highest safety standards and is CE certified. 2006/42/EC (Machinery Directive) Duedpfex H Tirjx Aflsl 2014/30/EU (EMC Directive) 2011/65/EU (RoHS Directive) Interested? Contact us today! SET NET PRICE: €14,490 RRP Location: Rheda-Wiedenbrück

Stanje: rabljeno, Leto izdelave: 1999, Električni motor, letnik pribl. 1999 Djdpfx Aexu Ewnefleul

Stanje: novo, Leto izdelave: 2022, Funkcionalnost: popolnoma funkcionalen, številka stroja/vozila: 71500846002, moč: 132 kW (179,47 KM), Tehnični podatki po tipski tablici: Proizvajalec: EMK / Sondermeier Elektromotoren Handels GmbH Dsdpexgtpiofx Aflsul Tip: KHL1G315M-4B3E3KR Številka motorja: 71500846002 Moč: 132 kW Napetost: 400 V (trikotna vezava Δ) Tok: 241 A Frekvenca: 50 Hz Število vrtljajev: 1435 obr/min Gradnja: B3 (montaža na noge) Stopnja zaščite: IP55 Razred izolacije: F cos φ: 0,89 Datum izdelave: 08/2022 Kraj izdelave: Rain / Nemčija Nova cena: cca 6.200 € Naša cena: samo 2.800 €

Stanje: dober (rabljeno), Servo motor, electric motor, DC motor, stepper motor, stepping motor -Manufacturer: Oriental Motor, Vexta stepping motor (stepper motor) -Type: C7219-9012K -Shaft: Ø 5 x 18 mm Dsdsq Dr Scopfx Afljul -Dimensions: 67/42/H42 mm -Weight: 0.3 kg

Stanje: dober (rabljeno), Funkcionalnost: popolnoma funkcionalen, Technical details: SEW Motor Type: DV132H8/4BH/HF/TH Speed (r/min): 700/1450 IP Rating: IP54 Frequency: 50 Hz Voltage: 400V AC Brake: 400V Weight: 83.94 kg Dodpfowu Dbbex Aflsul The SEW motor with rotary table is a powerful and versatile drive solution, ideally suited for precise positioning and automation tasks. The motor stands out due to its robust construction and reliable performance, ensuring stable and efficient operation. The integrated rotary table allows for flexible and precise control of motion sequences, making it particularly suitable for applications in manufacturing and assembly.

Stanje: zelo dobro (rabljeno), Funkcionalnost: popolnoma funkcionalen, Schorch elektromotor 75 kW – 735 obr./min. Za neposreden pogon žage okvirja. Z ojačanimi ležaji. Z jermnico premera 400 mm. Djdpfx Ajxvpqbefloul

Stanje: novo, Leto izdelave: 2025, obratovalne ure: 5 h, Funkcionalnost: popolnoma funkcionalen, vrsta goriva: dizel, vrsta prenosa: samodejen, število sedežev: 1, obratovalna teža: 2.000 kg, stanje verige: 100 odstotek, stanje pogona: 100 odstotek, prostornina žlice: 0,025 m³, Oprema: gumene gosenice, hidravlika, kabina, nastavljivo podvozje, parkirni grelec, The HT20 PRO is a compact and powerful mini excavator in the 2.0-ton class, designed for professional use in construction, landscaping, and municipal applications. The machine impresses with its robust construction, precise hydraulics, and high operational reliability. The proven Kubota D902 3-cylinder diesel engine with 11.8 kW ensures smooth operation, low fuel consumption, and a long service life. Thanks to its compact dimensions and adjustable undercarriage, the HT20 PRO is ideal for work on confined job sites. Technical Data: Engine: Kubota D902 3-cylinder diesel engine Engine output: 11.8 kW Low fuel consumption Very low vibration operation Hydraulics: Double-stage cast hydraulic pump Dodpfx Asx Hvvhefloul Load-sensing hydraulic valve Travel motor with high/low speed Hydraulic hoses reinforced with steel mesh Work Equipment: Side-swinging excavator arm (left/right) Maximum digging depth: 1,995 mm Maximum reach: 3,130 mm Maximum digging height: 2,875 mm Maximum dump height: 1,930 mm Undercarriage: Adjustable track frame Reinforced undercarriage made of manganese steel Heavy-duty cast iron counterweights Three-ply rubber tracks with steel cord Track width: 200 mm Dimensions: Transport length: 2,650 mm Overall width: 970 – 1,270 mm (adjustable) Upper structure width: 1,055 mm Overall height with canopy (ROPS): 2,350 mm Track width: 770 – 1,070 mm Tail swing radius: 980 mm Minimum swing radius: 1,670 mm Gradeability: 30° Equipment: Fully enclosed cab Heating and air conditioning Excellent all-round visibility Ergonomic controls Joystick operation LED work lighting Comfort seat Reinforced steel construction Accessories / Attachments (available as a set): 20 cm trenching bucket with removable teeth 50 cm trenching bucket 100 cm grading bucket Hydraulic quick coupler incl. solenoid valves and oil lines Optional: Hydraulic auger set up to Ø 300 mm (Augers 150 / 200 / 300 mm + extensions) – SET PRICE €700 RRP Maintenance & Warranty: Maintenance intervals: every 250 operating hours or annually Warranty: 12 months Europe-wide Service & spare parts available from stock in Rheda-Wiedenbrück (DE) Delivery & Availability: Short-term delivery possible (depending on stock) Fixed-date delivery January 2026 guaranteed Europe-wide delivery arranged on request This machine meets the highest safety standards and is CE-certified. 2006/42/EC (Machinery Directive) 2014/30/EU (EMC Directive) 2011/65/EU (RoHS Directive) Interested? Contact us today! SET PRICE NET: €16,600 RRP Location: Rheda-Wiedenbrück

Stanje: dober (rabljeno), Servo motor, electric motor, DC motor, stepper motor, two-phase stepper motor - Manufacturer: isert-electronic: Two-phase stepper motor 1.8° - Gearbox: 3465 A2411-9212-A2 - Motor: Oriental Motor Type 2GK9K - Shaft: Ø 8 x 27 mm - Quantity: 6 stepper motors available - Price: per piece - Dimensions: 135/60/H60 mm Dusdpfx Aoq Adpisflel - Weight: 0.9 kg/each

Stanje: novo, Funkcionalnost: popolnoma funkcionalen, moč: 14 kW (19,03 KM), vrsta prenosa: samodejen, vrsta goriva: dizel, barva: oranžna, obratovalna teža: 2.500 kg, stanje pogona: 100 odstotek, stanje verige: 100 odstotek, število sedežev: 1, prostornina žlice: 0,07 m³, Leto izdelave: 2025, obratovalne ure: 5 h, Oprema: hidravlika, hitroizmenjevalna naprava, jeklene gosenice, kabina, klimatska naprava, parkirni grelec, The HT25PRO is a powerful 2.5-ton class premium mini excavator designed for professional and demanding applications. As a larger and more robust version of the HT20, it offers increased performance, reach, stability, and productivity. Equipped with an original Kubota diesel engine, load-sensing hydraulics, and a reinforced manganese steel structure, the HT25PRO is ideally suited for civil engineering, landscaping, municipal operations, and agricultural businesses. Technical specifications: Engine: Kubota D1105 3-cylinder diesel engine Output: 14 kW rated power (continuous operation), up to 18.4 kW peak power (no selectable power modes) Very low vibrations Fuel-efficient Designed for continuous duty Hydraulics: Load-sensing hydraulic pump Load-sensing multi-way hydraulic valve Hydraulic pump pressure: 25 MPa System pressure: 22 MPa Hydraulic flow rate: 61.6 l/min Travel motor with high/low speed (Japan Standard) High-quality, heavy-duty hydraulic hoses Dimensions & weight: Length × width × height: 345 × 143 × 250 cm Chassis width: 140 cm Operating weight: 2,500 kg Working area: Swing boom left/right Rotation function Maximum digging depth: 2370 mm Dig/release height: 3500 mm Undercarriage & superstructure: Manganese steel undercarriage with high torsional strength Extendable / telescopic lower frame Laser-cut, high-precision steel components Solid cast iron counterweight Equipment: Steel tracks (very robust, professional use) Fully enclosed cabin Heating and air conditioning Excellent all-round visibility Ergonomic controls Joystick control LED work lighting Comfort seat Reinforced steel construction Accessories / attachments (available as a set): 20 cm trenching bucket with removable teeth 50 cm trenching bucket 100 cm grading bucket Hydraulic quick coupler incl. solenoid valves and oil lines Optional: Dodpox Hhu Njfx Afloul Hydraulic auger set up to Ø 300 mm (Bits 150 / 200 / 300 mm + extensions) – SET PRICE €850 RRP Maintenance & warranty: Inspection every 250 operating hours or annually Warranty: 12 months across Europe Service & spare parts ex-stock Rheda-Wiedenbrück (DE) Delivery & availability: Short-term delivery possible (depending on stock availability) Guaranteed fixed delivery date January 2026 Europe-wide delivery arranged upon request This machine complies with the highest safety standards and is CE-certified. 2006/42/EC (Machinery Directive) 2014/30/EU (EMC Directive) 2011/65/EU (RoHS Directive) Interested? Contact us today! SET PRICE NET: €23,500 RRP Location: Rheda-Wiedenbrück

Stanje: dober (rabljeno), Servomotor, electric motor, DC motor, stepper motor, stepping motor - The motor is from a Weisser Heilbronn Type 29 CNC lathe - Speed: 2000 rpm - Power: kW - Mounting type: B5 - Shaft diameter: Ø 30 mm - Quantity: 1 piece available Dujdpfxsff Aqzs Aflsl - Dimensions: - Weight: 20 kg

Stanje: novo, Funkcionalnost: popolnoma funkcionalen, skupna masa: 2.320 kg, vzmetenje: drugo, barva: oranžna, Leto izdelave: 2025, obratovalne ure: 5 h, moč: 14,6 kW (19,85 KM), vrsta goriva: dizel, vrsta prenosa: samodejen, poraba goriva na uro: 2 l/h, število sedežev: 1, obratovalna teža: 2.200 kg, dvižna višina: 4.190 mm, stanje verige: 100 odstotek, stanje pogona: 100 odstotek, prostornina žlice: 0,068 m³, kapaciteta rezervoarja za gorivo: 20 l, Oprema: gumene gosenice, hidravlika, kabina, nastavljivo podvozje, parkirni grelec, The LT-25P is a compact and powerful 2.5-ton mini excavator designed for professional use in construction, landscaping, as well as municipal and agricultural applications. Its robust construction and modern load-sensing hydraulics deliver efficient, precise performance even under demanding conditions. Thanks to its swing boom, the machine is ideal for working in confined spaces, as well as for standard excavation and foundation work. Key Technical Features: - Swing boom for precise operation in tight areas - Stable undercarriage (1,300 / 1,500 mm) for maximum stability - Powerful Yanmar diesel engine - Load-sensing hydraulic valves for sensitive control - High-performance axial piston pump - Hydraulic piston travel and swing motors - High digging and breakout forces - Wear-resistant rubber tracks Weights & Dimensions: - Operating weight: 2,200 kg - Operating weight with cab: 2,320 kg - Bucket capacity: 0.068 m³ - Wheelbase: 1,500 mm - Track length: 1,940 mm - Upper carriage ground clearance: 220 mm - Counterweight swing radius: 670 mm Dsdpsx Hg Etefx Afljul - Undercarriage width: 1,300 / 1,500 mm - Track width: 230 mm - Track height: 50 mm - Transport length: 4,100 mm - Overall height: 2,440 mm Engine: - Model: Yanmar 3TNV80F - Displacement: 1.267 l - Engine power: 14.6 kW at 2,400 rpm (16.1 hp at 2,300 rpm) - Max. torque: 67.4 Nm at approx. 1,800 rpm - Engine oil capacity: 3.4 l - Fuel tank: 20 l Travel & Performance Data: - Travel speed: 2.0 – 3.8 km/h - Slew speed: 9.5 rpm - Max. gradeability: 30° - Max. tractive force: 23 kN - Ground pressure: 26.5 kPa Working Range: - Max. digging reach at ground level: 4,520 mm - Max. digging reach: 4,400 mm - Max. digging depth: 2,410 mm - Max. vertical digging depth: 1,930 mm - Max. dumping height: 4,190 mm - Max. dumping clearance: 2,880 mm - Min. swing radius: 2,130 mm - Bucket breakout force: 20 kN - Arm breakout force: 13.5 kN Dozer Blade: - Max. lift height: 260 mm - Max. dig depth: 300 mm Undercarriage: - Track material: Rubber - Track type: 230 × 48 × 82 - Track tensioning system: Grease cylinder Hydraulic System: - Pump type: Axial piston pump - Flow rate: 67.2 l/min - Working pressure: 24.5 MPa - Hydraulic valves: Load sensing - Swing motor: Hydraulic piston motor - Travel motors: Hydraulic piston motors Features: - Swing boom - Fully enclosed cab with heater - Dozer blade - Joystick controls - LED work lights - Comfort seat - Rubber tracks - Hydraulic safety valves - Reinforced steel structure Attachments & Implements – Included Set: - 25 cm trenching bucket - 50 cm trenching bucket - 100 cm grading bucket - Hydraulic quick coupler Optional: - Hydraulic quick coupler with tilt function – 1,400€ MSRP - Hydraulic auger set up to Ø 300 mm (augers 150 / 200 / 300 mm + extensions) – set price 650€ MSRP Maintenance & Warranty: - Service intervals: every 250 operating hours or annually - Warranty: 12 months Europe-wide - Service & spare parts available from stock Rheda-Wiedenbrück (DE) Delivery & Availability: - Short-term delivery possible (depending on stock) - Guaranteed fixed delivery date: January 2026 - Europe-wide delivery organized upon request This machine complies with the highest safety standards and is CE-certified. - 2006/42/EC (Machinery Directive) - 2014/30/EU (EMC Directive) - 2011/65/EU (RoHS Directive) Interested? Contact us today! SET PRICE NET (excl. VAT): 22,000€ MSRP Location: Rheda-Wiedenbrück