EP3538789A1 - Spannvorrichtung - Google Patents
SpannvorrichtungInfo
- Publication number
- EP3538789A1 EP3538789A1 EP17800379.4A EP17800379A EP3538789A1 EP 3538789 A1 EP3538789 A1 EP 3538789A1 EP 17800379 A EP17800379 A EP 17800379A EP 3538789 A1 EP3538789 A1 EP 3538789A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- clamping
- locking
- joint
- belt
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000002485 combustion reaction Methods 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 10
- 230000001419 dependent effect Effects 0.000 claims 1
- 239000007858 starting material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H7/10—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley
- F16H7/12—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley
- F16H7/1254—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley without vibration damping means
- F16H7/1281—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley without vibration damping means where the axis of the pulley moves along a substantially circular path
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B2/00—Friction-grip releasable fastenings
- F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0802—Actuators for final output members
- F16H2007/0806—Compression coil springs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0802—Actuators for final output members
- F16H2007/081—Torsion springs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0846—Means for varying tension of belts, ropes, or chains comprising a mechanical stopper
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0863—Finally actuated members, e.g. constructional details thereof
- F16H2007/0865—Pulleys
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0863—Finally actuated members, e.g. constructional details thereof
- F16H2007/0874—Two or more finally actuated members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0889—Path of movement of the finally actuated member
- F16H2007/0893—Circular path
Definitions
- the invention relates to a clamping device for mounting on a base and in particular a belt tensioner for pretensioning the belt of a secondary engine belt drive of an internal combustion engine.
- the tensioning device comprises:
- first clamping part and a second clamping part which are mutually movable and relative to the base
- a first locking part which releasably locks the clamping parts together when the spring is tensioned
- Each is a belt tensioner, often referred to as a two-arm or pendulum tensioner, and typically biases the belt of a starter-generator belt drive of an internal combustion engine.
- the alternator pulley of the starter generator which alternately receives torque during generator operation and gives off torque in the starting operation of the internal combustion engine, causes a corresponding change in tension and backlash of the revolving belt. Therefore, the tensioning of the slack side requires a belt tensioner with two tension rollers, which bias the belt in front of and behind the pulley.
- a belt tensioner is a conventional accessory belt drive, ie a belt drive without starting operation of the generator.
- the decoupling effect of the belt tensioner may ggfls. in conjunction with a pulley decoupler equipped with a decoupler spring and / or a freewheel, favorably affect the dynamics of the belt drive.
- the inner locking locks the first tensioning arm relative to the second tensioning arm under strongly prestressed spring
- the outer locking locks the second tensioning arm relative to the belt drive.
- the outer detent is supported on the starter generator according to DE 10 2013 002 993 A1 or on the engine block of the internal combustion engine according to EP 2 154 394 B1.
- the Doppelarret ist facilitates work when placing a new belt, especially when the belt tensioner is maximally relaxed as a result of a broken belt and must be put back in its mounting position in which the two tension rollers are so far away from each other twisted that laying the new belt can be done largely unhindered. Because in this state, the clamping arms, if they are not locked, can not be supported against the (missing) belt to return the belt tensioner in the assembled position. Rather, they would only be rotated together without mutual emphasis. The double lock allows in a few steps, the tensioning and back dividing the belt tensioner in the mounting position.
- the second clamping arm is locked relative to the belt drive, so typically against the starter generator or against the engine block by setting the second locking part.
- the belt tensioner is ggfls. to twist to bring the outer lock in its aligned locking position.
- the first clamping arm is rotated so that the two tension rollers rotate away from each other. This can be done with one hand and preferably with a tool with which the force of the more exciting spring can be applied well. If the inner catch in their cursory tender locking position is located, the mechanic can set with the other free hand, the first locking part and lock the first clamping arm relative to the second clamping arm.
- the belt tensioner is now in its double-locked mounting position.
- the present invention seeks to provide generally a clamping device of the type mentioned with improved Doppelarret mich.
- the solution for this arises from the features of claim 1.
- the locking members to engage forming a joint with limited movement into each other, wherein the first locking member moves along the movement limit of the joint, the second locking member, whereby the locking of the second clamping member dissolves with the base.
- known Doppelarretierungen causes the articulated connection of the two locking parts a much easier handling, since the joint is at least when loosening and preferably also when setting the outer locking at the limit of movement, so that the second locking member is necessarily moved by the first locking part and the outer Lock releases. Consequently, an immediate actuation of the second locking part, at least when releasing the outer locking is not required.
- connection of the locking parts to a single locking tool reduces the number of individual components that are unused after assembly of the clamping device on the base and after releasing the detents and must be returned or disposed of.
- FIGS. 2a-e show a schematic diagram of the invention with reference to a first rotationally movable clamping device
- FIG. 3 shows the schematic diagram according to the figures 2 with a second rotatable clamping device
- FIG. 4 shows the schematic diagram according to FIGS. 2 with a third rotatable clamping device
- FIG. 5 shows the basic illustration according to FIGS. 2 with a fourth rotatable clamping device
- FIGS. 6a-c show a schematic representation of the assembly sequence of a belt tensioner according to the invention in the accessory belt drive of an internal combustion engine;
- Figure 7 shows the first embodiment of the belt tensioner according to the
- FIGS. 1 a and 1 b show, in a plan view or as a section 11, a clamping device 101 which, in the (non-locked) operating state, clamps a component 2 encompassing the clamping device 101.
- the tensioning device 101 comprises a first tensioning part 3 and a second tensioning part 4, which guides the first tensioning part 3 longitudinally and which is mounted longitudinally movably on a base 5.
- the direction of the longitudinal mobility relative to the base 5 is predetermined by bearings 6, which surround the second clamping part 4 on its longitudinal sides.
- the two clamping parts 3, 4 are inserted by an intermediate piece in the longitudinal direction thereof. tensioned spring 7 subjected to force.
- the spring 7 is a helical compression spring whose clamping force acts on the tensioning device 101 in the sense of an extension.
- the two clamping parts 3, 4 are locked together in the illustrated position, in which the spring 7 is highly tensioned, so that the clamping device 101 to the outside, ie against the operationally exciting component 2 is force-free.
- This inner locking is releasable and takes place by means of a first locking part 8, which is designed as a multi-angled locking pin. This is braced with a first end portion 10 between the first clamping surfaces 1 1 and 12 of the clamping parts 3, 4 and closes the force flow of the spring 7 running inside via the clamping device 101.
- the second clamping part 4 is locked by means of a second locking part 13 with the base 5, wherein this outer lock is also releasable.
- the second locking part 13 is a sleeve which surrounds the second end portion 15 of the locking pin 8 and is clamped by external force acting on the clamping device 101 between second clamping surfaces 16 and 17, which are formed by bores 18 and 19 in the second clamping part 4 and in the base 5 are.
- the longitudinally movably received on the second end portion 15 sleeve 13 forms with the locking pin 8 a joint and in this case a rotary and sliding joint whose joint displacement in both Verschieberept by radial steps 20 and 21 on the locking pin 8, against the respective end faces 22 and 23 of the sleeve 13 is limited.
- the second end portion 15 of the locking pin 8 can also extend completely within a then correspondingly elongated sleeve 13 and strike its interior.
- the inner locking is braced, and the outer locking is free of force.
- the operational activation of the tensioning device 101 takes place by releasing the two detents.
- the inner locking is made power-free, that the first clamping part 3 is acted upon by an external force which shortens the tensioning device 101 against the spring 7, which continues to spring. This external force is supported on the base 5 by way of the externally arrested locking.
- the sliding joint is located at a first limit of movement, and the lower step 21 of the locking pin 8 moves with it the fitting with the lower end face 23 sleeve 13 with.
- the tensioning device 101 is subsequently in the non-locked operating state.
- This principle according to the invention according to which the first arresting part 8 forcibly moves the second arresting part 13 at the movement limit of the joint, so that the outer arresting device is released, also applies to all embodiments of the invention explained below.
- the locking of the tensioning device 101 starting from the non-locked operating state into the illustrated, double-locked state takes place in the reverse direction in the following steps: - Longitudinal displacement of the clamping device 101 for the purpose of alignment of the bores 18, 19 with each other.
- the upper step 20 of the locking pin 8 not only forms a captive connection of the sleeve 13 with the locking pin 8, but also supports, as a second limit of movement of the sliding joint, the insertion of the sleeve 13 into the two bores 18, 19.
- clamping device 201 comprises the two clamping parts 3 and 4, which are mutually rotatable and relative to the base, not shown here, and not visible here, as arranged in the interior of the clamping device 201 spring, the first Clamping part 3 with respect to the second clamping part 4 is acted upon by torque in the indicated in Figure 2a arrow direction.
- the steps 20, 21 are so slightly spaced in this case that the sleeve 13 and the locking pin 8 are mutually hardly displaceable, but essentially only pivotally engage one another. Consequently, the limits of movement of the joint are predetermined only in the direction of displacement and by the small axial clearance of the sleeve 13 on the second end portion 15 of the locking pin 8.
- the formation of the joint as a quasi-pure rotary joint has the advantage that the side of the base 13 relative to the axially projecting end portion 15 of the locking pin 8 and thus a figure 1 b corresponding hole 19 in the base 5 can be made very short.
- the end portion 15 can also extend completely within the sleeve 13 and strike inside the sleeve 13.
- the steps 20 and / or 21 of the locking pin 8 may also be formed as deformations with non-circular cross-section, whose outer circle is larger than the inner diameter of the sleeve 13.
- the inner lock is formed by the locking pin 8 and the two of projections 24 and 25 of the clamping parts 3, 4 extending first clamping surfaces 1 1 and 12, between which the locking pin 8 is clamped with its central portion 26 and the inside of the clamping device 201 extending power flow of the spring 7 closes.
- the outer locking is in turn formed by the second clamping face 16 in the bore 18 in the second clamping part 4, a bore 19 corresponding to the FIGS. 1 a and 1 b with a second clamping face 17 of the base 5 and the sleeve 13 clamped therebetween.
- FIG. 2a / initial state The tensioning device 201 is in the doubly locked state.
- Figure 2c / release the inner lock In the first step, the locking pin 8 is rotated in force-free inner locking and strained outer locking in the indicated arrow direction so far in the joint relative to the projection 24 that the first clamping member 3 relative to the central portion 26 of the locking pin. 8 is freely rotatable.
- the tensioning devices 301, 401 and 501 shown in FIGS. 3 to 5 differ with respect to the detents previously explained for the tensioning device 201, with only the essential distinguishing features being mentioned below.
- Figure 3 The inner lock is compared to the embodiment of Figures 2 by a radial bore 28 in the first clamping part 3 and inserted therein first end portion 10 of the locking pin 8 on the one hand and through the second end portion 15 with the rotatable sleeve 13 in the bore 18th the second clamping part 4 on the other hand formed. Consequently, the first clamping surfaces 1 1 and 12 extend in the bores 28 and 18, respectively.
- Figure 4 Compared with the embodiment of Figure 3 is the inner locking formed by the radial bore 28 in the first clamping part 3, a radial bore 29 through the projection 25 on the second clamping part 4 and the first end portion 10 of the locking pin 8, which is inserted into the bores 28, 29. Since the holes 28 and 29 form the first clamping surfaces 1 1 and 12, the central portion 26 of the locking pin 8 is free of force.
- Figure 5 The outer locking is formed with respect to the embodiment according to the figures 2 by a further locking pin 30 which passes through the bore 18 on the second clamping part 4.
- the joint is a rotary joint without appreciable longitudinal mobility, wherein the joint rotation in this case is made possible by orthogonally interlocking eyelets 31 and 32 of the locking pins 8 and 30, respectively.
- the low joint displacement is limited by the mutual play of the eyelets 31, 32.
- Figures 6a to 6c show a preferred application of the tensioning device according to the invention, namely as a belt tensioner 601 for biasing the belt 33 of an accessory belt drive of an internal combustion engine.
- the belt 33 wraps around each of the crankshaft pulleys 34, 35 and 36, the water pump and the generator and a pulley 37.
- the first tensioning part 3 of the belt tensioner 601 is a first tensioning arm 38 having a first tensioning pulley 39 and the second tensioning part 4 is a second tensioning arm 40 with a second tensioning roller 41st
- the clamping arms 38, 40 are mutually and rotatably mounted relative to the engine block 42.
- the tensioning rollers 39, 41 are arranged in the direction of rotation of the belt 33 indicated by the arrows in FIG. 6a immediately before or immediately behind the pulley 36 of the generator.
- the generator is an operable as a motor starter generator, the clamping arms 38, 40 pivot in changing operating condition of the generator and the idlers 39, 41 alternately act on the operational momentary slack side of the belt 33 with biasing force.
- This is generated by the spring 7, which is clamped in the interior of the belt tensioner 601 between the clamping arms 38, 40, that the spring force, the clamping arms 38, 40 with the tension rollers 39, 41 to the generator and rotated towards each other.
- the operation of the belt tensioner 601, ie the exciting pivoting of the respective clamping arm 38 or 40 in the current slack side of the belt 33 also causes a so-called decoupling of the rotating generator mass from the crankshaft of the internal combustion engine.
- This decoupling usually takes a decoupler on the generator (eg a generator freewheel with or without spring decoupling) or on the crankshaft, which is arranged in conventional generator machines without starter operation on the generator or on the crankshaft and decouples the comparatively sluggishly rotating generator mass from the crankshaft, if their speed gradient is negative.
- the belt tensioner 601 according to the invention can also be used with conventional generator belt drives (without starter operation) as an alternative or as a support to the decoupler.
- the belt tensioner 601 is in the double-locked state, so that the belt 33 is without pretension.
- the two locks are symbolized by the marked crosses, wherein the outer lock the second clamp arm 40 with the engine block 42 - corresponding to the base 5 in Figure 1 b - locked.
- the belt tensioner 601 may be mounted generally on a part fixed to the engine block 42 and, in a modified form, on a generator with or without a start function.
- Figure 6b shows the belt tensioner 601 with dissolved inner and not yet dissolved outer locking, wherein the belt 33 is already biased.
- Figure 6c shows the belt tensioner 601 with dissolved inner and outer locking, wherein the belt tensioner 601 is rotated into a position which is located approximately in the middle between the two operating positions in generator mode and in engine operation of the generator.
- FIG. 7 shows an exemplary embodiment of the belt tensioner 601 shown schematically in FIGS. 6a to 6c.
- the two clamping arms 38, 40 of the belt tensioner 701 are each rotatably mounted on a tensioner housing. superimposed, which is composed of a hollow pin 43 and two stop plates attached thereto end, of which only the engine block remote, upper thrust washer 44 is visible, is composed.
- the attachment of the tensioner housing on the engine block 42 by means of a screw, not shown, which passes through the hollow pin 43.
- the two tension rollers 39 and 41 to each other to be twisted spring (spring 7 in Figure 6a) is a clamped between the clamping arms 38, 40 helical torsion spring - not visible in the figure - in a cylindrical annular space in the interior of the clamping arms 38, 40 concentric with Hollow pin 43 is arranged.
- the belt tensioner 701 is in its mounting position, in which the inner locking the two clamping arms 38, 40 holds spread apart and the two tension rollers 39, 41 are so far away from each other twisted that in the case of the assembled belt drive according to Figure 6a, the belt 33 free preload or only slightly biased.
- the belt 33 can be placed without force or low-force during assembly of the belt drive.
- the inner locking device comprises as a first locking part 8 the multi-angled locking pin 8, whose first end portion 10 passes through the bore 24 parallel to the axis of rotation 45 of the belt tensioner 701 through the projection 24 on the first clamping arm 38 and the torque of the highly tensioned spring at the through the Projection 25 formed first clamping surface 12 on the second clamping arm 40 is supported.
- the formed as a sleeve 13 second locking member 13 passes through the axis of rotation 45 also parallel bore 18 in the second clamping arm 40, wherein the sleeve 13 passing through the second end portion 15 of the locking pin 8 forms the combined rotary sliding joint whose joint displacement by the at the end faces 22, 23 of the sleeve 13 abutting and formed by the bends of the locking pin 8 stages 20 and 21 is limited.
- a mechanic is required, which also accomplishes the release of the two locks alone.
- Figure 8 shows a comparison with Figure 7 modified belt tensioner 801, the clamping arms 38, 40 in a position in which the spring for releasing the inner lock is stretched more than in the mounting position, as in the clamping devices 201 and 501 abut against each other.
- the further projection 27, which is structurally formed by circumferential extension of the projection 24 on the first clamping arm 38, is slightly opposite the projection 25 on the second clamping arm 40 on the opposite side of the locking pin 8. In order to prevent overloading of the spring due to over-rotation when releasing the inner locking, this distance is dimensioned so that the two projections 27 and 25 abut against each other with just force-free inner locking.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- Clamps And Clips (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016221797.6A DE102016221797B4 (de) | 2016-11-08 | 2016-11-08 | Spannvorrichtung |
PCT/DE2017/100938 WO2018086656A1 (de) | 2016-11-08 | 2017-11-07 | Spannvorrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3538789A1 true EP3538789A1 (de) | 2019-09-18 |
Family
ID=60381988
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17800379.4A Withdrawn EP3538789A1 (de) | 2016-11-08 | 2017-11-07 | Spannvorrichtung |
Country Status (5)
Country | Link |
---|---|
US (1) | US11293530B2 (de) |
EP (1) | EP3538789A1 (de) |
CN (1) | CN109983253B (de) |
DE (1) | DE102016221797B4 (de) |
WO (1) | WO2018086656A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7227742B2 (ja) * | 2018-11-14 | 2023-02-22 | 大同工業株式会社 | チェーン用テンショナ |
Family Cites Families (93)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0432519Y2 (de) * | 1986-05-24 | 1992-08-05 | ||
US4832665A (en) * | 1986-12-27 | 1989-05-23 | Koyo Seiko Co., Ltd. | Tensioner |
US4923435A (en) * | 1986-12-27 | 1990-05-08 | Koyo Seiko Co., Ltd. | Chain or belt tensioner with a one-way clutch |
JPH0337437A (ja) * | 1989-07-05 | 1991-02-18 | Nhk Spring Co Ltd | テンショナ |
JPH0341244A (ja) * | 1989-07-07 | 1991-02-21 | Nhk Spring Co Ltd | テンショナー |
JPH0429655A (ja) * | 1990-05-24 | 1992-01-31 | Nhk Spring Co Ltd | テンショナー |
DE4209914A1 (de) * | 1992-03-27 | 1993-09-30 | Schaeffler Waelzlager Kg | Spannvorrichtung für Riemen oder Ketten |
US5370584A (en) * | 1993-01-15 | 1994-12-06 | Borg-Warner Automotive, Inc. | Piston design for removing air from a hydraulic tensioner |
JP3411101B2 (ja) * | 1994-08-31 | 2003-05-26 | 日本精工株式会社 | オートテンショナ |
US5931754A (en) * | 1995-06-10 | 1999-08-03 | Ina Walzlager Schaeffler Ohg | Tensioner for a power transmitting member of an internal combustion engine |
JP2895784B2 (ja) * | 1995-10-27 | 1999-05-24 | 株式会社椿本チエイン | チェーンテンショナ装置 |
US5643117A (en) * | 1995-12-08 | 1997-07-01 | Borg-Warner Automotive, Inc. | Hydraulic tensioner with check valve vent |
US5628701A (en) * | 1995-12-08 | 1997-05-13 | Borg-Warner Automotive, Inc. | Hydraulic tensioner with sealing element |
US5797817A (en) * | 1995-12-15 | 1998-08-25 | Borg-Warner Automotive, Inc. | Hydraulic tensioner with internal reservoir |
US6083131A (en) * | 1996-11-25 | 2000-07-04 | Ntn Corporation | Hydraulic autotensioner |
DE69810836T2 (de) * | 1997-05-08 | 2003-06-05 | Borgwarner Inc., Troy | Hydraulische Spannvorrichtung mit externem Klinkenwerk |
EP0892193A1 (de) * | 1997-07-14 | 1999-01-20 | Morse Tec Europe S.p.A. | Toleranz aufhebene Vorrichtung für einen Kettenantrieb |
US5911641A (en) * | 1997-12-23 | 1999-06-15 | Eaton Corporation | Chain Tensioner and improved plunger retention thereof |
US6244981B1 (en) * | 1998-09-21 | 2001-06-12 | Borgwarner Inc. | Hydraulic tensioner with pawl-style external rack |
US6312351B1 (en) * | 1998-09-21 | 2001-11-06 | Borgwarner Inc. | Hydraulic tensioner with pivotal mount |
FR2787540B1 (fr) * | 1998-12-22 | 2005-10-07 | Sachs Automotive France Sa | Tendeur hydraulique pour chaine ou lien sans fin pour l'equipement d'un moteur a combustion interne |
DE19910828A1 (de) * | 1999-03-11 | 2000-09-14 | Schaeffler Waelzlager Ohg | Spanneinrichtung für Zugmittel |
US6375588B1 (en) * | 1999-04-12 | 2002-04-23 | Litens Automotive Partnership | Tensioner with viscous coupled one way wrap spring anti-kickback clutch |
DE19926615A1 (de) * | 1999-06-11 | 2000-12-14 | Schaeffler Waelzlager Ohg | Spanneinrichtung für Zugmittel wie Riemen oder Ketten |
US6238311B1 (en) * | 1999-10-27 | 2001-05-29 | Borgwarner Inc. | Blade tensioner with retaining pin and bracket |
JP2001159454A (ja) * | 1999-11-30 | 2001-06-12 | Tsubakimoto Chain Co | プランジャストッパピン付きテンショナ |
JP3415536B2 (ja) * | 2000-01-21 | 2003-06-09 | 株式会社椿本チエイン | プランジャの係止保持機構、係止解除機構等を備えたラチェット式テンショナ |
JP3226037B2 (ja) * | 2000-01-21 | 2001-11-05 | 株式会社椿本チエイン | プランジャの係止及び係止解除機構を備えたラチェット式テンショナ |
US6447416B1 (en) * | 2000-09-14 | 2002-09-10 | General Motors Corporation | Cam drive system tensioner |
US6932731B2 (en) * | 2001-07-05 | 2005-08-23 | Ina-Schaeffler Kg | Tensioner |
JP3350037B1 (ja) * | 2001-07-23 | 2002-11-25 | 株式会社椿本チエイン | 突出防止フック付きテンショナ |
US7285065B2 (en) * | 2001-07-31 | 2007-10-23 | Litens Automotive Partnership | Belt tensioner with installation pin |
US7163478B2 (en) * | 2001-12-12 | 2007-01-16 | Dayco Products, Llc | Belt tensioner having an automatically adjustable travel stop |
US6689001B2 (en) * | 2001-12-12 | 2004-02-10 | Dayco Products, Llc | Adaptive belt tensioner system for control of reversible torque load pulley |
JP3897334B2 (ja) * | 2001-12-28 | 2007-03-22 | 株式会社椿本チエイン | プランジャの突出防止機能を有するテンショナ |
JP3883191B2 (ja) * | 2002-07-12 | 2007-02-21 | 株式会社椿本チエイン | ラチェット式テンショナのプランジャ制止具 |
JP2004138152A (ja) * | 2002-10-17 | 2004-05-13 | Ntn Corp | チェーンテンショナ |
JP3462873B1 (ja) * | 2002-11-12 | 2003-11-05 | 株式会社椿本チエイン | テンショナ |
JP3462875B1 (ja) * | 2002-12-27 | 2003-11-05 | 株式会社椿本チエイン | チェーン張力付与装置 |
ITTO20021133A1 (it) * | 2002-12-30 | 2004-06-30 | Dayco Europe Srl | Tenditore bi-braccio per una trasmissione a cinghia. |
EP1464871B1 (de) * | 2003-04-02 | 2008-05-28 | DAYCO EUROPE S.r.l. | Zweiarmiger Riemenspanner |
JP4282424B2 (ja) * | 2003-08-29 | 2009-06-24 | Ntn株式会社 | チェーンテンショナ |
DE10358315A1 (de) * | 2003-12-11 | 2005-07-21 | Bayerische Motoren Werke Ag | Riemen-Spannvorrichtung |
US20050130776A1 (en) * | 2003-12-11 | 2005-06-16 | Borgwarner Inc. | Cassette for securing shipping and assembly of a camshaft drive and timing system |
ES2322054T3 (es) * | 2004-05-14 | 2009-06-16 | Dayco Europe S.R.L. Con Unico Socio | Tensor de barra de torsion de una transmision por correa de un vehiculo con un dispositivo de amortiguacion mejorado. |
DE102004041975A1 (de) * | 2004-08-31 | 2006-03-02 | Ina-Schaeffler Kg | Spannvorrichtung für einen Zugmitteltrieb |
JP3967351B2 (ja) * | 2004-10-20 | 2007-08-29 | 株式会社椿本チエイン | 屈曲ストッパピンを備えたテンショナ |
DE602005010648D1 (de) * | 2004-10-28 | 2008-12-11 | Ntn Toyo Bearing Co Ltd | Kettenspannvorrichtung |
BRPI0609663B1 (pt) * | 2005-03-21 | 2018-12-18 | Litens Automotive Inc | tensor |
US8439780B2 (en) * | 2005-07-14 | 2013-05-14 | Dayco Europe S.R.L. | Tensioner for a drive belt of a motor vehicle |
DE602005024256D1 (de) * | 2005-07-25 | 2010-12-02 | Morse Tec Europe Srl | Spanner für eine Steuerkette |
DE102006026847A1 (de) * | 2006-06-09 | 2007-12-13 | Schaeffler Kg | Spanneinrichtung für ein Zugmittel, insbesondere einen Riemen oder eine Kette |
DE102006031518A1 (de) * | 2006-07-07 | 2008-01-10 | Schaeffler Kg | Spannvorrichtung für einen Riementrieb |
JP5309028B2 (ja) * | 2006-08-11 | 2013-10-09 | ボーグワーナー インコーポレーテッド | 緊張されたチェーン駆動システム用のアセンブリシステムおよび方法 |
DE102006039743A1 (de) * | 2006-08-24 | 2008-02-28 | Schaeffler Kg | Spanneinrichtung für ein Zugmittel, insbesondere einen Riemen oder eine Kette |
DE102007031298A1 (de) * | 2007-07-05 | 2009-01-08 | Schaeffler Kg | Dämpfungsvorrichtung eines mechanischen Spannsystems für einen Zugmitteltrieb |
KR101407458B1 (ko) * | 2007-07-23 | 2014-06-16 | 보르그워너 인코퍼레이티드 | 래칫을 가지는 모듈식 유압 텐셔너 |
DE102008020741A1 (de) * | 2007-10-26 | 2009-04-30 | Schaeffler Kg | Modul für ein Zugmittel-Antriebskonzept |
JP4473301B2 (ja) * | 2007-10-29 | 2010-06-02 | 株式会社椿本チエイン | チェーン伝動用テンショナレバー |
WO2009060479A1 (en) * | 2007-11-06 | 2009-05-14 | Dayco Europe S.R.L. | Asymmetric damping tensioner for a belt drive |
EP2217831B1 (de) * | 2007-12-10 | 2011-08-10 | Schaeffler Technologies AG & Co. KG | Mechanisches federelement für zugmitteltriebe |
DE102008011074A1 (de) * | 2008-02-26 | 2009-08-27 | Schaeffler Kg | Spanner für Zugmittel wie Riemen oder dergleichen |
DE102008011369A1 (de) * | 2008-02-27 | 2009-09-03 | Schaeffler Kg | Befestigungsvorrichtung für eine Zugmittel-Spannvorrichtung |
DE102008011368A1 (de) * | 2008-02-27 | 2009-09-03 | Schaeffler Kg | Spanner für ein Zugmittel |
IT1391199B1 (it) * | 2008-08-12 | 2011-11-18 | Dayco Europe Srl | Metodo di controllo della tensione di installazione di una cinghia in una trasmissione a cinghia di un motore a combustione interna per un autoveicolo, trasmissione a cinghia relativa, e tenditore bi-braccio per tale trasmissione |
DE102008059191A1 (de) * | 2008-11-27 | 2010-06-02 | Schaeffler Kg | Spanneinheit für eine Zugmittelspannvorrichtung |
DE102009035923B4 (de) * | 2009-08-03 | 2020-03-12 | Iwis Motorsysteme Gmbh & Co. Kg | Spannvorrichtung mit Rückhaltesystem |
EP2395259B1 (de) * | 2010-06-11 | 2012-11-07 | iwis motorsysteme GmbH & Co. KG | Spannvorrichtung mit Rastspange |
US8617013B2 (en) * | 2010-09-02 | 2013-12-31 | Dayco Ip Holdings, Llc | Tensioner with expanding spring for radial frictional asymmetric damping |
EP3323658B1 (de) * | 2011-05-13 | 2021-11-24 | Litens Automotive Partnership | Intelligentes bandantriebssystem und verfahren |
DE102011053869B4 (de) * | 2011-09-22 | 2020-03-26 | Muhr Und Bender Kg | Riemenspannvorrichtung für einen Riementrieb und Aggregatanordnung mit Riemenspannvorrichtung |
DE102012001074B4 (de) * | 2012-01-20 | 2021-09-23 | Iwis Motorsysteme Gmbh & Co. Kg | Spannvorrichtung mit einem einen Rampenbereich aufweisenden Entriegelungselement |
US9341243B2 (en) * | 2012-03-29 | 2016-05-17 | Litens Automotive Partnership | Tensioner and endless drive arrangement |
DE102012212730B3 (de) * | 2012-07-19 | 2013-12-12 | Schaeffler Technologies AG & Co. KG | Riemenspanner für einen Riementrieb einer Brennkraftmaschine |
WO2014048286A1 (en) * | 2012-09-25 | 2014-04-03 | Litens Automotive (Suzhou) Co., Ltd | Vent structure for tensioner |
US9267579B2 (en) * | 2012-12-21 | 2016-02-23 | Borgwarner Inc. | Chain or belt tensioner with a ratchet that deactivates |
US9618096B2 (en) * | 2012-12-21 | 2017-04-11 | Borgwarner Inc. | Chain or belt tensioner with a ratchet that deactivates |
EP3611401A1 (de) * | 2012-12-26 | 2020-02-19 | Litens Automotive Partnership | Obritalspannvorrichtung |
DE102013002993A1 (de) * | 2013-02-22 | 2014-08-28 | Schaeffler Technologies Gmbh & Co. Kg | Startergenerator - Riemenspanner |
DE102013102562B4 (de) * | 2013-03-13 | 2021-05-27 | Muhr Und Bender Kg | Verwendung einer Feder in einer Riemenspannvorrichtung, Riemenspannvorrichtung und Aggregatanordnung |
JP5952225B2 (ja) * | 2013-06-26 | 2016-07-13 | 株式会社椿本チエイン | チェーンテンショナ |
FR3008156B1 (fr) * | 2013-07-02 | 2015-08-07 | Skf Ab | Dispositif tendeur d'un organe de traction, moteur equipe d'un tel dispositif tendeur et procede de mise en oeuvre |
DE102014206716A1 (de) * | 2014-04-08 | 2015-10-08 | Muhr Und Bender Kg | Riemenspannvorrichtung |
DE102014007252A1 (de) * | 2014-05-16 | 2015-11-19 | Iwis Motorsysteme Gmbh & Co. Kg | Spannvorrichtung für ein Endlostreibmittel |
DE102014008019B4 (de) * | 2014-05-27 | 2021-06-10 | Iwis Motorsysteme Gmbh & Co. Kg | Spannvorrichtung für einen Nockenwellen-Nockenwellen-Kettentrieb |
US20150369346A1 (en) * | 2014-06-24 | 2015-12-24 | The Gates Corporation | Tensioner With Overmolded Pivot Arm |
DE102014117094A1 (de) * | 2014-11-21 | 2016-05-25 | Muhr Und Bender Kg | Riemenspannvorrichtung |
ES2903427T3 (es) * | 2015-02-06 | 2022-04-01 | Litens Automotive Inc | Disposición de accionamiento sin fin para vehículos híbridos que utiliza un tensor de dos brazos con brazos que no orbitan |
DE102015002567A1 (de) * | 2015-02-27 | 2016-09-01 | Iwis Motorsysteme Gmbh & Co. Kg | Spannschieneneinheit mit Bajonettverschluss |
JP6294845B2 (ja) * | 2015-02-27 | 2018-03-14 | 株式会社椿本チエイン | テンショナレバー |
US20160273623A1 (en) * | 2015-03-16 | 2016-09-22 | Litens Automotive Partnership | Tensioner with closed-cell foam biasing member |
KR101664672B1 (ko) * | 2015-03-20 | 2016-10-10 | 현대자동차주식회사 | 엔진용 벨트 오토 텐셔너 |
JP6263150B2 (ja) * | 2015-05-29 | 2018-01-17 | 株式会社椿本チエイン | テンショナ |
-
2016
- 2016-11-08 DE DE102016221797.6A patent/DE102016221797B4/de active Active
-
2017
- 2017-11-07 US US16/345,605 patent/US11293530B2/en active Active
- 2017-11-07 EP EP17800379.4A patent/EP3538789A1/de not_active Withdrawn
- 2017-11-07 CN CN201780068167.3A patent/CN109983253B/zh active Active
- 2017-11-07 WO PCT/DE2017/100938 patent/WO2018086656A1/de unknown
Also Published As
Publication number | Publication date |
---|---|
CN109983253A (zh) | 2019-07-05 |
DE102016221797A1 (de) | 2018-05-09 |
US11293530B2 (en) | 2022-04-05 |
CN109983253B (zh) | 2022-05-13 |
DE102016221797B4 (de) | 2020-03-26 |
US20210285526A1 (en) | 2021-09-16 |
WO2018086656A1 (de) | 2018-05-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1266797B1 (de) | Ratschenzurrgurt | |
EP2385272B1 (de) | Spanner und Endlostriebanordnung | |
DE3200612A1 (de) | Riemenspannvorrichtung fuer einen von einem motor direkt angetriebenen treibriemen fuer hilfsaggregate vonkraftfahrzeugen | |
EP2064465B1 (de) | Getriebevorrichtung | |
DE102006024794A1 (de) | Verstellbare Nockenwelle | |
DE102016213748B3 (de) | Riemenspanner | |
EP3476990A1 (de) | Legebarrenantrieb einer kettenwirkmaschine und legebarrenanordnung | |
DE10118398A1 (de) | Freilaufkupplung | |
EP3538789A1 (de) | Spannvorrichtung | |
DE69806570T2 (de) | Spannvorrichtung, Motor mit einer derartigen Vorrichtung und Verfahren zum Einbau einer solchen Vorrichtung | |
DE102008046166B4 (de) | Werkzeug für Zahnflankenspiel | |
DE4317429A1 (de) | Vorrichtung zur drehfesten Verbindung eines Maschinenelements mit einem um seine Längsachse beweglichen Bauteil | |
DE102007023268A1 (de) | Einrichtung zum Spannen eines Zugmittels sowie Einrichtung zum Antrieb von Nebenaggregaten einer Brennkraftmaschine | |
DE102005037647A1 (de) | Vorrichtung zur Herstellung und/oder Behandlung einer Materialbahn, insbesondere Papier- oder Kartonbahn | |
DE202006014999U1 (de) | Federspanner für Schraubenfedern | |
DE69106973T2 (de) | Sicherheitsgurtstrammer. | |
DE102016103197A1 (de) | Riemengetriebe und lenksystem | |
EP0807702A1 (de) | Einrichtung zum Befestigen eines Körpers und Schafttrieb mit einer derartigen Einrichtung | |
WO2017129512A1 (de) | Aufspulmaschine | |
DE202021002983U1 (de) | Selbstspannende Verbindungsvorrichtung zum Verbinden von mindestens zwei Fügeteilen | |
DE102017118233A1 (de) | Ringspanner mit spannrollenpositionierendem Justiermittel | |
EP3805054A1 (de) | Elektromotoreinheit für einen reversiblen gurtstraffer und verfahren zum betreiben eines gurtstraffers | |
EP2669050B1 (de) | Werkzeug, System und Verfahren zum Verschrauben von Schraubendruckfedern zu einer Schraubentellerfeder | |
DE202005014938U1 (de) | Biegewerkzeug für Hydraulik-Bogenarmaturen | |
DE3202730A1 (de) | Anlasser fuer brennkraftmaschinen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20190611 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
INTG | Intention to grant announced |
Effective date: 20200723 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20201203 |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230522 |