Kiheung Pegasus Knc-U 1000 nakup rabljenega (48.908)

Stanje: skoraj kot novo (rabljeno), Bosch. U-MB, 1000 kg/h, Loos, 10 bar. Hfedeu I Ru Hopfx Alfjg

Stanje: dober (rabljeno), Obračalnik skladov Toppy Twister 1000 AJ Silver h=2000 Popolnoma delujoč, pripravljen za uporabo. Popolno stanje. Leto izdelave: 2016. Izdelano v Italiji. Ta stroj ima povečano višino sklada do 200 cm. Oprema: prezračevanje, tresenje, bočni rob. Tehnične specifikacije: Format: 1200×800 mm Hodpfx Aljy Sd Szefefg Višina sklada: 2000 mm Nosilnost: 1200 kg Teža naprave: 1300 kg Poraba moči: 9 kW Krmilna plošča, hitra uporaba, hidravlični pogon. Tiho delovanje. Kompaktna zasnova, zavzame malo prostora. Vključuje rampo.

Stanje: novo, Grinding wheel width max. 145 mm Grinding wheel diameter/bore 300 mm Flange taper Reishauer 0 Grinding wheel dimensions 300 x 145 x 160 mm Carrier flange (machine type Reishauer RZ 400/800/1000) + grinding wheel included T1SP 300x145x160 M 2.5 EW20° 3GG Cubitron by 3M Ceramic grinding wheels for gear flank grinding – 145 mm wide Dimensions according to machine type Reishauer Profiling according to module m, number of starts gg, pressure angle EW Advantages: - Near-zero risk of grinding burn - Up to 50% shorter grinding times - Dressing effort reduced by a factor of 2 - Double the grinding wheel lifetime - Consistently uniform grinding performance - Significantly higher grinding parameters compared to standard tools Hfsdpfx Alsuayy Tsfog

Stanje: novo, Grinding wheel width max. 145 mm Grinding wheel diameter/bore 300 mm Flange taper Reishauer 0 Grinding wheel dimensions 300x145x160 mm Carrier flange (machine type Reishauer RZ 400/800/1000) + including grinding wheel Hfodeuayy Hepfx Alfog T1SP 300x145x160 M 1.5 EW20° 3GG by 3M Ceramic grinding wheels for gear flank grinding – 145 mm wide Dimensions according to Reishauer machine type Profiling according to specified module m, tooth system gg, pressure angle EW Advantages: - Grinding burn risk reduced to nearly zero - Up to 50% shorter grinding times - Dressing effort reduced by 2x - Double the grinding wheel tool life - Consistently uniform grinding performance - Significantly higher grinding parameters compared to standard tools

Stanje: novo, Grinding wheel width max. 145 mm Grinding wheel diameter/bore 300 mm Flange taper Reishauer 0 Grinding wheel dimensions 300x145x160 mm Carrier flange (machine type Reishauer RZ 400/800/1000) + grinding wheel included T1SP 300x145x160 M 2.25 EW20° 3GG by 3M Ceramic grinding wheels for gear flank grinding - 145 mm wide Dimensions according to machine type Reishauer Hsdpjuayyysfx Alfjfg Profiling according to specified module m, tooth flank quality gg, pressure angle EW Advantages: - Grinding burn risk virtually eliminated - Up to 50% shorter grinding times - Dressing effort reduced by half - Double the grinding wheel service life - Consistently uniform grinding performance - Significantly higher grinding parameters compared to standard tools

Stanje: novo, Grinding wheel width max. 145 mm Grinding wheel diameter/bore 300 mm Flange taper Reishauer 0 Grinding wheel dimensions 300x145x160 mm Carrier flange (machine type Reishauer RZ 400/800/1000) + including grinding wheel T1SP 300x145x160 M1 EW20° 2GG by 3M Ceramic grinding wheels for gear flank grinding - 145 mm wide Dimensions according to machine type Reishauer Profiling in accordance with module m, thread type gg, pressure angle EW Advantages: - Grinding burn risk approaches zero - Up to 50% reduced grinding times - Dressing effort reduced by half Hfjdpfx Alsuayymjfjg - Double the service life of grinding wheels - Consistently uniform grinding performance - Significantly higher grinding parameters compared to standard tools

Stanje: zelo dobro (rabljeno), Naprodaj električni verižni dvig Yale, model CPVF 10-8 NE, priznane blagovne znamke. Naprava je v zelo dobrem tehničnem stanju, opremljena z radijskim daljinskim upravljanjem Magnetek (daljinec + sprejemnik). Tehnični podatki Hfjdpfxjyrh I Eo Alfsg • Model: CPVF 10-8 NE • Nosilnost: 1000 kg • Leto proizvodnje: 2019 • Napajanje: 400V / 3 faze • Hitrost dviga: 2 / 8 m/min • Upravljanje: radijski daljinski upravljalnik • Stanje: zelo dobro, običajni znaki uporabe

Stanje: zelo dobro (rabljeno), Leto izdelave: 1980, Karstens K11 1000 This Karstens K11 comes from a university setting and has seen very little use. All cables and hoses in the wet area have been replaced. It has extremely low operating hours. As we are specialized in Karstens cylindrical grinding machines, we can offer you complete service (both electrical and mechanical) for the machine after purchase. Technical specifications: - Centre distance: 1000 mm - Centre height: 180 mm - Workpiece weight: 70 kg between centers, 250 kg between centers - Grinding wheel diameter: 400 mm - Workpiece spindle: MK4, steplessly adjustable speed 30-450 rpm, swiveling range 0 - 90° - Tailstock: MK4, quill stroke 45 mm - Tailstock rest beside Z-axis table - Quill force: 200-600 N - Table swivel: 12.5 degrees Hfodjh Rit Ejpfx Alfsg - Adjustment travel of infeed spindle: 80 mm - Rapid traverse: 50 mm - Coarse adjustment air cushion: 280 mm - External grinding spindle motor: 4 kW - Internal grinding spindle motor: 2.2 kW - Workpiece spindle motor: 0.55 kW - Machine weight: Net 3500 kg - Infeed drive via DC motor - Air-cushioned rapid adjustment of the grinding spindle headstock for quick and safe positioning to the grinding location - Separate drive for spindles for external and internal grinding - Fully automatic work cycle, infeed movement controlled by cam switch: rapid approach, rapid return, grinding operation, infeed stop, micrometer infeed - Automatic longitudinal grinding cycle - Central coolant supply for all grinding positions - Workpiece headstock with steplessly adjustable drive for rotating or fixed spindle - Infeed control for longitudinal grinding and plunge grinding, input for retraction, infeed amounts, feed rates, spark-out times, idle strokes - Digital display for X-axis by Heidenhain - Paper band filtration unit can be offered as an option Comparable to: Weiss / EMAG / GP cylindrical grinders / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat

Stanje: zelo dobro (rabljeno), Leto izdelave: 2012, številka stroja/vozila: MIKA Seilzüge, 1x Palan à câble Demag DR pour grue En raison des nombreuses demandes - le prix est indiqué par pièce !!!! Hjdjy D D S Sepfx Alfefg 5 pièces disponibles, voir liste : 1x Palan à câble Demag EKDR-Pro3 NL1600Kg/1,6t, numéro de série 96656002, 4M, course de crochet/levée 12m !! - 2 brins, année 2015 1x Palan à câble Demag EKDR-3 NL1600Kg/1,6t, numéro de série 96656701, 2M, course de crochet/levée 12m !! - 2 brins, année 2015 1x Palan à câble Demag EKDR-3 NL1000Kg/1,0t, numéro de série 96305549, 4M, course de crochet/levée 12m !! - 2 brins, année 2012 1x Palan à câble Demag EKDR-3 NL1000Kg/1,0t, numéro de série 96305548, 4M, course de crochet/levée 12m !! - 2 brins, année 2012 1x Palan à câble Demag EKDR-3 NL1600Kg/1,6t, numéro de série 96305550, 4M, course de crochet/levée 12m !! - 2 brins, année 2012 Avec 2 vitesses de levage, hauteur de levage 12 m, écartement du palan réglable. Chacun avec boîtier de commande suspendu et fiche de raccordement pour l’alimentation électrique. Poids total env. 300 kg, alimentation 400V 50Hz. Très bon état, voir photos. Localisation de l’article : 75053 Gondelsheim Expédition possible, merci de préciser votre code postal pour un devis.

Stanje: dober (rabljeno), Manfred Rachner R 1000 PA Obratnik skladov Stroj je v zelo dobrem stanju in pripravljen za uporabo. Tehnične specifikacije: Format: 1030 x 740 mm Višina sklada: 1400 mm Nosilnost: 1000 kg Teža naprave: 850 kg Napajanje: 380V Prezračevanje in stresanje sklada Upravljanje s frekvenčnim pretvornikom. Nadzorna plošča, hitra uporaba, hidravlični pogon. Tiho delovanje. Kompaktna zasnova, prihranek prostora. Hedpoy Ah H Dsfx Alfefg

Stanje: zelo dobro (rabljeno), For sale: Busch WV 1000 B 001 KDXX vacuum pump – a high-quality industrial device from the renowned Busch brand (Switzerland). This pump is designed for industrial applications requiring reliable operation and stable vacuum levels. ⚙️ Technical specifications: Manufacturer: Busch Model: WV 1000 B 001 KDXX Country of manufacture: Switzerland Motor power: 3.0 kW Hodpfx Asyz Dw Ajlfsfg Supply voltage: 230/400 V (three-phase) Frequency: 50 Hz Speed: 2890 rpm Protection rating: IP55 Oil: ISO VG 100 🛠️ Features: Professional vacuum pump for industrial use Robust, durable construction Integrated oil filter/separator High efficiency and reliability Ideal for continuous operation 📦 Condition: Used item. Good visual condition – visible signs of storage (cardboard marks, minor scratches). Oil visible in the system – pump preserved and maintained. 📌 Application: manufacturing industry vacuum packaging automation and production lines CNC and vacuum systems 📦 Included in the set: Busch WV 1000 B pump as shown in the photos 🚚 Shipping: Courier or pallet shipping available.

Stanje: rabljeno, Leto izdelave: 2014, obratovalne ure: 29.759 h, številka stroja/vozila: 62141109, 24-kratni menjalec orodij, pomiki X/Y/Z: 2.000/1.300/1.850 mm, hitrost vretena: 4.000 obr/min, z magnetno pritrdilno ploščo približno 2.000x800 mm, transporter za ostružke, hladilna enota, 1 referenčni tipalo HEIDENHAIN TT 460, držalo orodja: SK50, osnovna površina: 700x550 cm, brez obdelovalnih orodij. Obratovalni materiali so vključeni v dražbeni predmet in jih mora kupec prevzeti ali ustrezno odstraniti. Hedsyztgmopfx Alfofg

Stanje: zelo dobro (rabljeno), Leto izdelave: 2018, Funkcionalnost: popolnoma funkcionalen, Hib Akzent 1000 model T1060-8 krmiljenje varilnih klešč Zelo dobro ohranjeno, popolnoma delujoče. Hodpexmuzmsfx Alfjfg Lokacija artikla: 75053 Gondelsheim Glej slike Dostava preko špediterja ali osebni prevzem

Stanje: zelo dobro (rabljeno), The scope of delivery includes: 02x Workbench stands, used Material finish: sendzimir galvanized Frame profile: 90 x 75 x 2.00 mm Stand height: 900 mm Stand depth: 1,000 mm Incl. cross and diagonal braces, base plates The stands are pre-assembled (bolted framework) 04x Workbench beams, used Material finish: RAL 7035 light grey Box profile: 80 x 40 mm Beam type: TRV1-240-084-30CE Clear span: 2,400 mm 08x Safety pins, new Design: fully galvanized 01x Particle board, second choice, used Particle board thickness: 38 mm Particle board width: 2,580 mm Particle board depth: 1,000 mm Surface: possibly coated (possibly in two parts) 01x Particle board, second choice, used Particle board thickness: 38 mm Particle board width: 2,380 mm Particle board depth: 1,000 mm Surface: possibly coated (possibly in two parts) 16x Self-drilling screws, new Design: galvanized Dimensions: 6.3 x 70 mm The photos are for illustrative purposes only. Actual material color may vary. The particle boards may be coated or uncoated. - The workbenches are picked/shipped unassembled; - The workbench stands are pre-assembled; - Standard production time is approx. 5 working days. Hfedei Ewqyjpfx Alfog

Stanje: dober (rabljeno), TECHNICAL DATA - Main beam: IPE 600 mm (various sizes & load capacities available) - Secondary beam: Sigma 410 mm (also available in 220 & 260 mm) - Decking: chipboard P6, double-sided coated, 38 mm - Load capacity: 500 - 1,000 kg / m² - Colour: RAL 9010 Pure White - Condition: used Large quantities available directly from our Nordhorn warehouse. The IPE 600 allows for large span widths! Delivery scope: - Columns - Main and secondary beams - Cross bracing - Floor decking PRICING: from €40.00 net per m² Prices may vary depending on the specification (load capacity and column spacing). Please contact our team. We are happy to advise you. Optional accessories: - Railing - Flush wall connection - Staircase - Transfer station - Collision protection YOUR CONTACT PERSONS: - Tanja Henkelmann - Rainer Nürenberg - Oliver Kopp TRANSPORT & ASSEMBLY Hfjdsgpxf Hepfx Alfeg We are happy to assist you with the transport and assembly of the goods. This item is available for collection. Delivery or shipping is available for an extra charge. Additional costs depend on the delivery location and the scope of the shipment and can be requested from us individually. PAYMENT TERMS Payment terms are to be agreed upon in the event of an order. The price is a unit/net price or as stated in the description (plus VAT). You will of course receive an invoice with VAT shown. ABOUT US DLK in Nordhorn deals in new and used products in the fields of warehouse logistics, conveying technology, mezzanine floors, textile storage, as well as machinery for trade, industry and crafts. We continuously offer attractive used equipment from various manufacturers/brands at favourable conditions. Please feel free to contact us if you have any questions. Four wins – The success components of DLK – Storage Technology | Levelmaker® | Logistics | Solutions

Stanje: skoraj kot novo (rabljeno), Leto izdelave: 2009, 🔥 FOR SALE: 2x Fröling Turbomat 500 kW Cascade System – Total Output 1000 kW 🔥 ✔ 2x Fröling Turbomat 500 kW ✔ Total output: 1000 kW ✔ Fully automatic wood chip heating system ✔ Lambda control + negative pressure control ✔ Moving feeder grate ✔ Automatic cleaning and ash removal ✔ 4-pass heat exchanger with automatic WOS cleaning system ✔ Integrated multi-cyclone dust separator ✔ Water-cooled feed channel ✔ Heavy-duty industrial construction Suitable for: - Wood chips - Pellets - Sawdust - Biomass fuels 📦 Included in the price: - 2x boilers - 2x feed augers - 2x pumps - 2x return flow mixers - 2x control cabinets / control units - Return flow elevation up to shut-off - Ash discharge augers Hfsdsy Rfa Repfx Alfsg ❌ Not included: - Walking floor discharge - Ash containers 🔧 Dismantling: - 16.06 – 17.06.2026 - Dismantling included in the price - Loading by crane directly through the roof opening 🚛 Loading: - 18.06.2026 - Crane firmly booked from 07:00 to 10:00 - Transport and truck organization to be handled by the buyer ⚠ The buyer’s truck must be on site before crane operations begin. Any additional crane hours due to late truck arrival must be paid for directly onsite by the buyer. Márton Pauker Top Heating Systems BEN & JAK KFT 📞 🌐

Stanje: rabljeno, Leto izdelave: 1995, Druck 100 t Hub 20 - 120 mm Hubzahl 40 - 240 /min Ständerweite 1300 mm Einbauhöhe (Hub + Stösselverstellung oben) 670 mm Hedpfjwc U Nljx Alfefg seitlicher Ständerdurchgang 400 mm Tischfläche 1200 x 800 mm Durchfallöffnung im Tisch 900 x 200 mm Tischhöhe über Flur 1150 mm Stößelfläche 1130 x 650 mm Stößelverstellung 80 mm Materialbreite 250 mm Materialstärke 0,3 - 3,0 mm Materialquerschnitt 750 mm² Vorschublänge 1 - 9999,9 mm Antriebsleistung 22,0 kW Gewicht 16,0 t Raumbedarf (BxTxH) 3,7 x 2,5 x 3,7 m Höhe über Flur 3,7 m mit stufenlos regelbarem Antrieb (PIV-Getriebe), pneumatischer Kupplungs-/Bremskombination (Ortlinghaus), elektronischer Presskraftüberwachung (zweikanalig), automatischer Hubverstellung, motorischer Stößelverstellung, pneumatischem Stößelgewichtsausgleich, motorischer Öl-Umlaufschmierung elektronischem Walzenvorschub Fabrikat Kaiser, Typ KWV 250

Stanje: rabljeno, Leto izdelave: 1988, Tlak 100 t Razdalja med stebri 1180 mm Hodpfsvut Tzsx Alfefg Hod 3 - 120 mm Število hodov 95 /min Razdalja miza/bat, zgornji hod 500 mm Površina mize 1100 x 700 mm Prehodna odprtina v mizi 220 x 100 mm Višina mize nad tlemi 800 mm Stranski prehod med stebri 400 mm Površina bata 750 x 350 mm Nastavitev bata 100 mm Količina olja 1300 l Pogon 42,0 kW Teža 10,0 t Mere (ŠxGxV) 1,8 x 1,8 x 3,55 m S hidravlično pogonjenim vzvodnim sistemom, odvisno od tlaka in hoda, ročno upravljanje z ročico Z elektrohidravličnim valjčnim podajanjem Ni potrebna temeljna jama

Stanje: dober (rabljeno), Leto izdelave: 2009, obratovalne ure: 44.287 h, Funkcionalnost: popolnoma funkcionalen, X working area max.: 2500 mm Y working area max.: 1250 mm Operating hours: 44,287 h Control: Bosch PNC-P Standard equipment: Machine - Sturdy, easily accessible C-frame - Coordinate guidance for high-precision machining - Linear magazine with 18 tool positions incl. 2 clamps - Drives with maintenance-free three-phase motors - Repositioning device with programmable holddown - Ball tables - Parts chute 180 x 150 mm - Automatic shut-off Punching Head - Hydraulic punching head - Rotatable mono-tool holder - Programmable holddown - Tool length compensation - Punch spray lubrication - Punch slug extraction - Forming capability Control - Open control system based on Bosch PNC-P - Operating panel with 15" TFT color screen - Program management - Integrated technology data - Teleservice Data Transmission - USB interface and network connection Safety - CE marking - Multi-beam light curtains - Quick-shutdown hydraulics + Multitool function + MultiShear function + MultiBend function + Thread forming function + Marking/Fast embossing function + Deburring and roller technology function + Softpunch function + Sliding support table + Sensor for parts chute + Vibration-damped installation + 2nd locating pin + Bulge detection Hedpfxey Saths Alfofg

Stanje: rabljeno, Leto izdelave: 2001, Condition: used Year of manufacture: 2001 Stock number: 9647 Delivery time: immediate, subject to prior sale Country of origin: Italy Price: €24,400 In stock: 1 Punching force: 30 t Working area: 1250+N x 1000 mm Hodpfxswirkgo Alfjfg X-axis travel (+ repositioning): 1250 mm Y-axis travel: 1000 mm X-axis speed: 40 m/min Y-axis speed: 30 m/min Combined X+Y speed: 50 m/min Stroke: 30 mm Max. strokes (in 1 mm increments, 1 mm sheet thickness): 730 1/min Max. strokes (in 25 mm increments, 1 mm sheet thickness): 300 1/min Table height: 980 mm Motor power: 4 kW Oil tank: 115 l Length: 4000 mm Width: 2780 mm Height: 1900 mm Transport dimensions: 4000 x 2300 x 1900 mm + Z mm Weight: 4800 kg Fitted with 6-station Multitool Holder MTE6 (max. dia. 24 mm) 2 clamping claws Table with brushes, table size 1970 x 2260 mm Foot pedal 2 additional single die holders PC with Euromac software Eurowin 8.36 Max. punching force: 300 kN Automatic repositioning up to 10,000 mm Max. punching diameter with single tool: 88.9 mm Max. punching diameter with Multitool Holder MTE6: dia. 24 mm Max. opening of clamping claws: 7 mm Transport width: 2350 mm Operating manual in English and Italian CE Declaration available WITH LARGE TOOL PACKAGE Multiple pieces of the following sizes: Round: dia. 2.5/2.8/3/3.12/3.2/3.5/3.9/4.1/4/4.5/5/5.2/5.5/6/7/7.5/8/8.5/9/9 .5/10/10.5/11/11.5/12/12.5/13/13.5/14/15/16/18/19/20/21/23 mm Square: 10/12/13/15 mm Rectangle: 5x2/20x2/22x4 mm Oblong: 10x6.5/12x8.5/12.2x10.7/18x5 mm

Stanje: dober (rabljeno), Funkcionalnost: popolnoma funkcionalen, BUA 25/1000 Hedpfewug A Iox Alfefg

Stanje: pripravljen za uporabo (rabljen), Leto izdelave: 2012, največja hitrost vretena: 4.000 obr/min, potovalna razdalja osi X: 180 mm, pomik po osi Z: 42 mm, skupna višina: 1.650 mm, skupna masa: 1.200 kg, proizvajalec krmilnikov: FAGOR, model krmilnika: 8055tc, število osi: 2, Stroj Pinacho Smart Turn 180/42 1000 je bil izdelan leta 2012. Gre za robusten horizontalni stružni stroj z dolžino struženja 1000 mm, prehodom vretena 42 mm in stružnim premerom 360 mm. Opremljen je z 8-pozicijskim revolverjem in krmilnikom Fagor 8055tc. Dimenzije znašajo 2,5 x 1,15 x 1,65 m, teža pa približno 1,2 t. Izkoristite priložnost za nakup tega horizontalnega stružnega stroja Pinacho Smart Turn 180/42 1000. Za dodatne informacije nas kontaktirajte. • Stružni premer: 360 mm • Dolžina struženja: 1000 mm • Revolver: 8-pozicijski vdi20 • Stroj je še pod napetostjo • Vpenjalna glava: premer 200 mm. Dimenzije Globina stroja: 2500 mm Hfsdsx D Ivfjpfx Alfsg Tehnične specifikacije Pogonska orodja: Ne Proti-vreteno: Ne

Leto izdelave: 2026, stanje: novo, Funkcionalnost: popolnoma funkcionalen, skupna dolžina: 200 mm, skupna širina: 500 mm, skupna višina: 1.700 mm, vhodna napetost: 400 V, vhodna frekvenca: 50 Hz, Certificirano po DGUV do: 06/2027, vrsta vhodnega toka: trifazni, številka stroja/vozila: 2026, +++ NOVO Lillnord klimatska naprava / klimatska naprava za fermentacijske prostore NOVO +++ Vrhunski model: PG 1000 Zmogljiv z napredno tehnologijo za vse fermentacijske prostore do 6 m² Temperaturno območje od +20 do 45°C, nastavljivo preko termostata Območje vlage od 60 do 95 % rH, nastavljivo preko higrostata Samodejna regulacija vode dolga življenjska doba! zaradi preverjenega »Lillnord sistema« Mere: 500 x 200 x 1700 mm, ŠxGxV samo pri nas je preizkušen po standardu DGUV V3 Hsdpfxjfvvnms Alfsfg Priključek 400V, 16A-CEE vtič NOVO naprava & SAB preizkušena z garancijo + servisom rezervnih delov Možnosti: Dostavna storitev Vzdrževalna pogodba Uvajanje in zagon Stojalo Leasing in najem Obiščite našo veliko skladišče pekarske opreme!

Stanje: rabljeno, Leto izdelave: 2001, Proizvajalec: SCHULER SMG, Tip: HZPU-T 1000-2500/2100, Leto izdelave: 2001, Serijska št.: 7.5592, Tlačna sila: 1.000 t, Izmenljiva miza: 2.500 x 2.100 mm, Površina bata: 2.500 x 2.100 mm, Največji hod bata: 1.300 mm, Pritisk izvlečne blazine: 30-200 t, Hod izvlečne blazine: 300 mm, Upravljanje stiskalnice z OP Siemens Simatic OP 37, Upravne in krmilne omare Hfodsx Ry Ntopfx Alfeg +++ Pozor: Stroj je del spletne dražbe! +++

Stanje: rabljeno, Leto izdelave: 1997, Premer brušenja 350 mm Dolžina brušenja 1000 mm Višina konic 175 mm Teža stroja pribl. 6 t Prodaja poteka s funkcijskim preizkusom Po želji z novo geometrijo mize za doplačilo C-os za poligonsko brušenje B-os z ročnim vrtenjem Premer brusnega kola levo 400 mm Hfedey R Ed Nspfx Alfog Premer brusnega kola desno na zahtevo Naprava za notranje brušenje Konjiček z fino nastavitvijo