WO2004013392A1 - 仮撚用ディスク - Google Patents
仮撚用ディスク Download PDFInfo
- Publication number
- WO2004013392A1 WO2004013392A1 PCT/JP2003/008328 JP0308328W WO2004013392A1 WO 2004013392 A1 WO2004013392 A1 WO 2004013392A1 JP 0308328 W JP0308328 W JP 0308328W WO 2004013392 A1 WO2004013392 A1 WO 2004013392A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- friction ring
- groove
- disk
- width
- disk body
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
- D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
- D02G1/04—Devices for imparting false twist
- D02G1/08—Rollers or other friction causing elements
- D02G1/082—Rollers or other friction causing elements with the periphery of at least one disc
Definitions
- the present invention relates to a false-twisting disk mainly used in a friction false-twisting device for crimping various fibers including synthetic fibers such as nylon and polyester.
- Conventional false-twisting disks are composed of a single material such as ceramics, and the disk body is composed of a synthetic resin such as polyacetal, which is then molded into a mold of a predetermined shape.
- the urethane rubber friction ring is physically fixed to the outer periphery of the disc body by injecting and curing liquid urethane into the mold.
- a disk body mounted in a mold having a predetermined shape, and a friction ring is integrally formed on an outer periphery of the disk body by an injection molding machine.
- a disk having a friction ring fitted on the outer periphery of the disk body has been developed.
- the outer circumference of the disk body 71 has an inner diameter smaller than the outer diameter of the disk body 71, so that a friction made of urethane rubber having an expansion allowance is provided.
- a false twisted disk 73 fitted with a ring 72 (see Japanese Patent Application Laid-Open No. 51-53148) or, as shown in FIG. 12, from the bottom to the outer periphery of the disk body 81.
- a false twist disk 84 having a concave groove 82 widening toward the opening and having a rubber ring 83 fitted over the concave groove 82 (June 5-19, 2013) No. 6) is known.
- Each of the false twisting discs 73.84 has a structure in which a friction ring 72-83 having rubber-like elasticity is fitted around the outer periphery of the disc body 71, 81. Therefore, when the friction rings 72, 83 are worn, only the friction rings 72, 83 can be replaced.
- the former has a structure in which the friction ring 72 is simply pressed against the flat outer periphery of the disk body 71, and the latter also has the disk body.
- the outer periphery of 8 1 has a structure in which a friction ring 8 3 is fitted in a four groove 8 2 having a wider opening side, and in each case a friction ring 7 2 8 3 is not a rigidly mounted structure, and in the false false twisting device, when the false twisting disk 7 3
- the frictional ring 7 2 ⁇ 8 3 against the disk body 7 1 ⁇ 8 1 reduces the embracing force, and the centrifugal force associated with the high-speed rotation causes the friction ring 7 2 ⁇ 8 3 could be shifted or come off.
- An object of the present invention is to replace only the friction ring when the friction ring is worn, and furthermore, the friction ring is displaced or detached from the disk body even during high-speed rotation in false twisting. It is an object of the present invention to provide a false twisting disk which is not likely to be twisted. Disclosure of the invention
- the present invention according to claim 1 is a false twisting disc in which a friction ring having rubber-like elasticity is mounted on the outer periphery of the disc body having a shaft hole at the center, wherein the groove is formed on the outer periphery of the disc body.
- the friction ring is provided with a ridge on an inner periphery of the friction ring to be fitted into the groove.
- the width of the ridge in the friction ring is preferably equal to or slightly larger than the width of the opening of the groove on the outer periphery of the disk body.
- the width of the ridge is set to be substantially the same as the width of the opening of the free groove, and the hardness of the friction ring is described later. If it is set relatively low within the range, the width of the ridge is slightly wider than the width of the opening of the groove, and the friction ring is pushed into the groove while being deformed at the opening of the groove. By doing so, the engagement between the disc body and the friction ring is further strengthened.
- the height of the ridge on the inner periphery of the friction ring is equal to or slightly higher than the depth of the groove on the outer periphery of the disk body.
- the height of the ridge is made substantially the same as the depth of the groove, and the hardness of the friction ring is described later. If the height is set relatively low within the range, the height of the ridge is made slightly higher than the depth of the groove, and when the ridge is pushed into the groove, the bottom portion of the groove is formed. As a result, the tip of the ridge bulges slightly in the width direction, and the engagement between the disk body and the friction ring is further strengthened.
- a false twisting disk in which a friction ring having rubber-like elasticity is mounted on an outer periphery of a disk body having a shaft hole at the center, wherein a concave groove is provided on an outer periphery of the disk body.
- a friction ring having rubber-like elasticity is mounted on an outer periphery of a disk body having a shaft hole at the center, wherein a concave groove is provided on an outer periphery of the disk body.
- One or a plurality of friction ring retaining projections are provided on the opening side portions on both side walls of the concave groove.
- the inner circumference of the friction ring is provided with a ridge fitted into the concave groove.
- the false-twisting disk according to the second aspect wherein the friction resog retaining protrusion is substantially semicircular in cross section or substantially triangular in cross section. It is a characteristic feature.
- the protrusions for preventing the friction ring from removing in the second and third aspects may be provided over the entire circumference of the disk body, or may be provided at a plurality of locations at predetermined intervals in the circumferential direction.
- a false twisting disk in which a friction ring having rubber-like elasticity is mounted on the outer periphery of a disk body having a shaft hole at the center, wherein four grooves are provided on the outer circumference of the disk body. Opposite engaging projections are provided on the opening side portions on both side walls of the concave groove, and a friction ring retaining step portion is provided on the bottom side surface of the concave groove of the engaging convex portion.
- a protrusion having a width corresponding to the distance between the two engaging protrusions and an engaging head formed at the tip of the protrusion are provided on the inner periphery of the friction ring.
- the section has a substantially mountain-shaped cross-section that can enter the groove, and the width of the ridge is larger than the width of the ridge, and both edges of the ridge have friction in the groove.
- an engaging portion is formed to engage with the locking stopper step.
- Claim 5 relates to the false twisting disk according to any one of claims 1 to 4, wherein the durometer hardness of the friction ring is in the range of A80 to A95. .
- the friction ring has high hardness in terms of wear resistance and durability, but in order to impart good crimping properties to the original yarn by false twisting, it is necessary to have good friction and friction properties. Is done.
- the durometer hardness of the friction ring When the durometer hardness of the friction ring is lower than A80, Insufficient abrasion resistance and durability, as well as susceptibility to swelling and wavy deformation during use, and inconvenience such as poor elastic recovery, occur when the friction is higher than A95. Since characteristics cannot be obtained, it is preferable to set the range of A80 to A95. That is, by setting the durometer hardness of the friction ring within the above range, the wear resistance, durability, shape stability, elastic recovery, and friction characteristics required for the friction ring can be obtained. is there.
- the surface roughness of the friction ring (RJ should be 4 ⁇ m or less, preferably in the range of 1 m to 3 ⁇ . The reason is as follows. If ( Rz ) exceeds 4 ⁇ m , the twisting characteristics of the friction ring tend to vary at the beginning of use, and it is difficult to obtain a uniform fuel yarn. In order to improve the wear resistance of the friction ring, it is necessary to increase the hardness of the urethane rubber that constitutes the friction ring. In this case, there is a problem that the running-in operation takes a long time.
- the surface roughness ( Rz ) is the maximum height roughness defined in JIS- B0601 ( 2000 version).
- the friction ring is made of urethane rubber.
- the material of the friction ring is thermosetting Urethane, thermoplastic urethane, and Mirapure urethane are used.
- a thermosetting liquid urethane starting from a polyol component and an isocyanate component is used. You can use a return.
- Urethane rubber is roughly classified into polyether-based urethane rubber and polyester-based urethane rubber depending on the type of polyol.
- Polyester-based urethane rubber is a polyether-based urethane. Superior in wear resistance, tear strength and oil resistance compared to rubber.
- the false twisting disk rotates at a high speed and the friction yarn extends and runs.
- the wear resistance, durability, oil resistance, etc., in continuous contact with steel can be improved.
- polyester-based urethane rubber examples include adipate-based polyester polyols, lactone-based polyester terpolymers, and polycarbonate-based polyols. However, a small amount of a polyether polyol may be added to the polyester-based polyol.
- the material of the disk body in the false twist disk of the present invention various materials such as metals such as aluminum (including alloys), ceramics, and synthetic resins can be used. Synthetic resins are preferred in terms of overall lightness and strength. Polycarbonate, polyamide, polyacetal, and the like are examples of the synthetic resin that constitutes the disk body.These synthetic resins are used as matrices and fillers. If a fiber reinforced resin mixed with glass fiber or the like is used, the shape stability and durability of the disk body can be further improved.
- the disk body made of synthetic resin has a heat distortion temperature (1.8 megapascals). T / JP2003 / 008328
- thermoplastic resin having a skull of 100 ° C. or more is preferred.
- the present invention according to claim 7 relates to a disk main body in the false twisting disk according to claim 1.
- the present invention according to claim 8 relates to a disk main body in the false twist disk according to claim 2.
- the disk body and the friction ring are manufactured by appropriately using a synthetic resin molding method such as injection molding, grinding, or the like.
- any of the false twist disks according to the invention of the present application since the friction ring is firmly fitted around the outer periphery of the disk body, the friction ring can be rotated even when the false twist disk rotates at high speed. Unlike in the past, there is no danger of displacement or departure from the predetermined position due to a decrease in the embracing force due to relaxation of stress.
- FIG. 1 is a perspective view of a twisting section of the false twisting device.
- FIG. 2 is a cross-sectional view of the false twist disk of the first embodiment.
- FIG. 3 is an enlarged sectional view of a main part showing a state before the friction ring is fitted in the false twisting disc.
- FIG. 4 is an enlarged sectional view of a main part showing a state after the friction ring is fitted to the false twisting disk.
- Fig. 5 shows the false twisting disc of Embodiment 2 after the friction ring fitting. It is a principal part expanded sectional view which shows a state.
- FIG. 6 is an enlarged sectional view of a main part showing a state after friction ring fitting in the false twisting disc of the third embodiment.
- FIG. 7 is an enlarged cross-sectional view of a main part of the false twist disk according to the fourth embodiment before the friction ring is fitted.
- FIG. 8 is an enlarged sectional view of a main part showing a state after friction ring fitting in the false twisting disc of Embodiment 4.
- FIG. 9 is an enlarged cross-sectional view of a main part showing a state before a friction ring is fitted in the false twisting disc of the fifth embodiment.
- FIG. 10 is an enlarged cross-sectional view of a main part showing a state after friction ring fitting of the false twisting disk of the fifth embodiment.
- FIG. 11 is a cross-sectional view showing a conventional example of a false twist disk.
- FIG. 12 is a cross-sectional view showing another conventional example of a false twist disk.
- the false twisting disk of the present invention can be diverted to a twisted portion having a structure other than the twisted portion described below, or another type of fiber machine.
- FIG. 1 shows a structure of a triaxial circumscribed twisted portion using a false twisting disk of each embodiment described later.
- the twisting unit 1 includes three rotating shafts 2 arranged in parallel at equal intervals and three temporary combustion disks 3 attached to each of the rotating shafts 2. I have.
- the false twisting disk attached to the three different rotating shafts 2 The thread 3 is assembled alternately in the vertical direction between the different rotating shafts 2, and finally the raw yarn 4 is passed between the outer circumferences of the false twisting discs 3 on the three rotating shafts 2, And the false twist disks 3 come into contact with each other.
- the false-twisting disk 5 of the present embodiment is provided with a groove on the outer periphery of a glass fiber-filled polyethylene terephthalate disk body 10 provided with a shaft hole 6 at the center.
- the friction ring 8 made of urethane rubber is provided on the inner periphery with a ridge 9 to be fitted into the groove 7.
- the opening width W1 of the groove 7 is equal to the width W2 of the ridge 9, and the width W2 of the groove 7 is greater than the depth D1 of the groove 7.
- the height H 1 is slightly higher.
- the tip of the ridge 9 expands in the width direction of the groove 7 so that the friction ring 8 fits more firmly into the groove 7. Can be done.
- the false twist disk 21 of the present embodiment has a concave groove 24 on the outer periphery of a glass fiber-filled polyacetal disk body 23 provided with a shaft hole (not shown) at the center.
- a projection 26 for retaining the friction ring having a semicircular cross section over the entire circumference is provided at the opening side portion on both side walls 27 of the concave groove 24, and a urethane rubber friction is provided.
- the inner periphery of the ring 28 is provided with a ridge 25 fitted into the concave groove 24.
- the width of the groove 24 and the width of the ridge 25 are the same, and the depth of the groove 24 and the height of the ridge 25 are the same.
- the false twist disk 31 of the present embodiment is a modified example of the second embodiment.
- the protrusions 26 for retaining the friction ring with a semicircular cross section are provided one by one at the opening side portions of both side walls 27 of the peripheral concave groove 24, but in the present embodiment, There are provided three projections 32 each of which has a triangular cross-section and has a circumferential cross section.
- the other configuration is the same as that of the second embodiment, and the description is omitted by assigning the same reference numerals.
- the false twist disk 41 of the present embodiment has a concave groove 43 on the outer periphery of a polycarbonate disk body 42 having a shaft hole (not shown) at the center.
- An engaging projection 45 opposing each other is provided on an opening side portion of both side walls of the concave groove 43, and a side face of the concave groove bottom 46 of the engaging convex 45 is a friction ring.
- a step 49 for retaining is formed.
- On the inner periphery of the friction ring 48 a ridge 49 having a width corresponding to the interval S1 between the two ridges 45 and the ridge 49 are formed.
- An engaging head 51 formed at the tip is provided, and the engaging head 51 has a substantially mountain-shaped cross section which can enter the concave groove 43, and has a width of the skirt portion 51a.
- W5 is made wider than the width W6 of the ridge 49, and the engaging portion that engages the friction ring retaining step 47 in the concave groove 43 on both edges of the ridge 51a. 5 2 is formed It is those who are.
- the engagement head 51 having a substantially mountain-shaped cross section is more specifically a trapezoidal cross-section, and both side surfaces thereof are formed as guide surfaces 51 into the groove 43.
- the top width W7 of the engagement head 51 is smaller than the distance S1 between the engagement projections 45, and the width W5 of the ridge 51a of the engagement head 51 is the concave groove 4. It is the same as the width W 9 of 3.
- the engaging head 51 smoothly enters the concave groove 43 with the guide surfaces 51b on both sides thereof abutting against the two convex portions 45, and the engaging head 51 Of the engaging head 51 when the The engaging portion 52 is engaged with the friction ring retaining stopper step 47 so that the friction ring 48 can be mounted on the outer periphery of the disk body 42.
- the structure is such that the top 51c of the engagement head 51 abuts the bottom 46 of the concave groove 43, but the top of the engagement head 51 In some cases, 5 1 c does not contact the bottom 46 of the groove 43.
- the false twist disk 61 of the present embodiment is a modification of the fourth embodiment.
- the engagement head 51 having a substantially mountain-shaped cross section in the friction ring 48 is described in more detail.
- the outer surface of the engaging head 63 having a substantially semicircular cross section is a convex arc surface
- the outer surface of the engaging head 63 serves as a guide surface and is engaged with the two engaging convex portions 45 in the state of being engaged.
- the engaging portion 52 of the engaging head 63 becomes The friction ring 62 can be mounted on the outer periphery of the disk body 42 by engaging with the friction ring retaining step 47.
- the false twisting disk of the present invention is used for twisting in a friction false twisting apparatus that crimps various fibers including synthetic fibers such as nylon and polyester. be able to.
- the false twist disk of the present invention can replace only the friction ring, and can reliably fix the friction ring to the disk body even during high-speed rotation. Because of this excellent feature, it can be used by diverting it to other textile machines besides the friction preheating device.
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/523,407 US20070012019A1 (en) | 2002-08-06 | 2003-06-30 | Disk for temporary twisting |
AU2003281865A AU2003281865A1 (en) | 2002-08-06 | 2003-06-30 | Disk for temporary twisting |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002228510A JP2004068197A (ja) | 2002-08-06 | 2002-08-06 | 仮撚用ディスク |
JP2002-228510 | 2002-08-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004013392A1 true WO2004013392A1 (ja) | 2004-02-12 |
Family
ID=31492261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/008328 WO2004013392A1 (ja) | 2002-08-06 | 2003-06-30 | 仮撚用ディスク |
Country Status (6)
Country | Link |
---|---|
US (1) | US20070012019A1 (ja) |
JP (1) | JP2004068197A (ja) |
CN (1) | CN1671898A (ja) |
AU (1) | AU2003281865A1 (ja) |
TW (1) | TW200403365A (ja) |
WO (1) | WO2004013392A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009037221A1 (de) * | 2009-08-12 | 2011-02-17 | Emil Bröll GmbH & Co. | Friktionsscheibe für Falschdrahttexturiermaschinen |
JP5051675B1 (ja) * | 2012-02-27 | 2012-10-17 | 義一 後藤 | 摩擦仮撚ディスク |
CN103726143B (zh) * | 2012-10-15 | 2016-01-20 | 浙江华孚色纺有限公司 | 摩擦假捻装置 |
WO2017033964A1 (ja) * | 2015-08-25 | 2017-03-02 | Nok株式会社 | 摩擦プーリ |
JP6669487B2 (ja) * | 2015-12-25 | 2020-03-18 | 京セラ株式会社 | 仮撚機用ディスク |
CN109252263A (zh) * | 2018-11-01 | 2019-01-22 | 绍兴华裕纺机有限公司 | 组合式陶瓷假捻盘 |
CN109402812A (zh) * | 2019-01-02 | 2019-03-01 | 绍兴华晶科技有限公司 | 一种多孔陶瓷假捻盘组件 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3272027A (en) * | 1964-11-18 | 1966-09-13 | Link Belt Co | Integral gear and drive eccentric unit |
JPS5153148A (ja) * | 1974-11-01 | 1976-05-11 | Hokushin Kagaku Kogyo Kk | Masatsukudoyomasatsuenbannoseizoho |
JPS5293750U (ja) * | 1976-01-07 | 1977-07-13 | ||
US4218930A (en) * | 1977-06-09 | 1980-08-26 | Ntn Toyo Bearing Co., Ltd. | False twist spindle friction disc and method of producing same |
JPS5910136Y2 (ja) * | 1974-08-22 | 1984-03-30 | 東レ株式会社 | 摩擦仮撚装置の回転子 |
JPH06184849A (ja) * | 1992-12-15 | 1994-07-05 | Yamauchi Corp | 摩擦仮撚用ディスク |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4051655A (en) * | 1975-07-30 | 1977-10-04 | Barmag Barmer Maschinenfabrik Aktiengesellschaft | Friction false twister |
DE8532434U1 (de) * | 1985-11-16 | 1986-01-02 | FAG Kugelfischer Georg Schäfer KGaA, 8720 Schweinfurt | Reibrotor zum Falschdrallen von synthetischen Fäden |
DE4227489A1 (de) * | 1992-08-20 | 1994-03-10 | Schurr Stahlecker & Grill | Stützscheibe für eine Stützscheibenlagerung für OE-Spinnrotoren |
US5400507A (en) * | 1992-10-26 | 1995-03-28 | Hurley & Harrison, Inc. | Method of changing a worn frictional surface of a rotator disc |
DE4437182C1 (de) * | 1994-10-18 | 1995-11-02 | Freudenberg Carl Fa | Laufscheibe für eine Textilmaschine, insbesondere Spinnmaschine |
DE19549466C2 (de) * | 1995-03-25 | 1999-10-14 | Rieter Ingolstadt Spinnerei | Stützscheibe |
DE19756711C2 (de) * | 1997-12-19 | 2001-07-19 | Schlafhorst & Co W | Stützscheibenlagerung für einen Offenend-Spinnrotor |
DE10039121B4 (de) * | 2000-08-07 | 2007-04-12 | Carl Freudenberg Kg | Stützscheibe für die Lagerung eines Rotors |
DE10046525C2 (de) * | 2000-09-19 | 2003-04-30 | Freudenberg Carl Kg | Stützscheibe |
DE10108416A1 (de) * | 2001-02-21 | 2002-08-29 | Rieter Ingolstadt Spinnerei | Stützscheibengrundkörper zur Lagerung eines Offenend-Spinnrotors |
DE10111331C2 (de) * | 2001-03-08 | 2003-10-09 | Freudenberg Carl Kg | Stützscheibe für die Lagerung eines Rotors |
-
2002
- 2002-08-06 JP JP2002228510A patent/JP2004068197A/ja active Pending
-
2003
- 2003-06-30 WO PCT/JP2003/008328 patent/WO2004013392A1/ja active Application Filing
- 2003-06-30 CN CN03817745.5A patent/CN1671898A/zh active Pending
- 2003-06-30 AU AU2003281865A patent/AU2003281865A1/en not_active Abandoned
- 2003-06-30 US US10/523,407 patent/US20070012019A1/en not_active Abandoned
- 2003-07-23 TW TW092120046A patent/TW200403365A/zh unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3272027A (en) * | 1964-11-18 | 1966-09-13 | Link Belt Co | Integral gear and drive eccentric unit |
JPS5910136Y2 (ja) * | 1974-08-22 | 1984-03-30 | 東レ株式会社 | 摩擦仮撚装置の回転子 |
JPS5153148A (ja) * | 1974-11-01 | 1976-05-11 | Hokushin Kagaku Kogyo Kk | Masatsukudoyomasatsuenbannoseizoho |
JPS5293750U (ja) * | 1976-01-07 | 1977-07-13 | ||
US4218930A (en) * | 1977-06-09 | 1980-08-26 | Ntn Toyo Bearing Co., Ltd. | False twist spindle friction disc and method of producing same |
JPH06184849A (ja) * | 1992-12-15 | 1994-07-05 | Yamauchi Corp | 摩擦仮撚用ディスク |
Also Published As
Publication number | Publication date |
---|---|
TW200403365A (en) | 2004-03-01 |
US20070012019A1 (en) | 2007-01-18 |
AU2003281865A1 (en) | 2004-02-23 |
CN1671898A (zh) | 2005-09-21 |
JP2004068197A (ja) | 2004-03-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
USRE49737E1 (en) | Ball bearing | |
US5785433A (en) | Rolling bearing creep prevention device | |
WO2004013392A1 (ja) | 仮撚用ディスク | |
KR20010021840A (ko) | 선택적으로 배향되는 강모를 갖는 회전 강모 공구 | |
NL8301919A (nl) | Aandrijfriem met trapeziumvormige dwarsdoorsnede. | |
US5056181A (en) | Rotary brush | |
US5599029A (en) | Boot having inwardly curved flanks | |
US20010037699A1 (en) | Rolling element spacer for rolling guide device | |
CS274410B2 (en) | Supporting disk bearing | |
TW202340622A (zh) | 軸承保持架 | |
US5551226A (en) | Disk for open end spinning | |
KR101912789B1 (ko) | 래핑 캐리어 | |
KR960000985B1 (ko) | 볼조인트용 베어링 | |
JP2005014291A (ja) | 高負荷伝動ベルトの製造方法 | |
JP2002195351A (ja) | 高負荷伝動ベルト及び高負荷伝動ベルト用ブロック | |
JPH0988967A (ja) | プーリ及びプーリ用玉軸受 | |
AU2020280950A1 (en) | Elevator roller for an elevator system, elevator system having at least one such elevator roller, and method for producing an elevator roller | |
EP4112526A1 (en) | Belt sheave for passenger conveyor systems | |
JP2004028200A (ja) | 高負荷伝動ベルト | |
JPH08135668A (ja) | 密封板付転がり軸受 | |
JP4809846B2 (ja) | 区別可能なタイプの駆動ベルトの製造方法と駆動ベルトタイプの混成物 | |
EP0826901A3 (en) | V-belt for high load transmission | |
JP2006207793A (ja) | 高負荷伝動ベルト | |
JP2008111456A (ja) | ラジアル玉軸受用合成樹脂製冠型保持器及びラジアル玉軸受 | |
JP2004324837A (ja) | 高負荷伝動ベルト |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE ES FI GB GD GE GH GM HR HU ID IL IN IS KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NI NO NZ OM PH PL PT RO RU SC SD SE SG SK SL TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PT RO SE SI SK TR |
|
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 20038177455 Country of ref document: CN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 136/CHENP/2005 Country of ref document: IN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2007012019 Country of ref document: US Ref document number: 10523407 Country of ref document: US |
|
122 | Ep: pct application non-entry in european phase | ||
WWP | Wipo information: published in national office |
Ref document number: 10523407 Country of ref document: US |