EP1625810B1 - Dispositif amortisseur de mouvement - Google Patents

Dispositif amortisseur de mouvement Download PDF

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Publication number
EP1625810B1
EP1625810B1 EP05016336A EP05016336A EP1625810B1 EP 1625810 B1 EP1625810 B1 EP 1625810B1 EP 05016336 A EP05016336 A EP 05016336A EP 05016336 A EP05016336 A EP 05016336A EP 1625810 B1 EP1625810 B1 EP 1625810B1
Authority
EP
European Patent Office
Prior art keywords
retaining
piston rod
damping device
damper housing
movement damping
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.)
Active
Application number
EP05016336A
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German (de)
English (en)
Other versions
EP1625810A1 (fr
Inventor
Joachim Zimmermann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schock Metallwerk GmbH
Original Assignee
Schock Metallwerk GmbH
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Publication date
Application filed by Schock Metallwerk GmbH filed Critical Schock Metallwerk GmbH
Priority to PL05016336T priority Critical patent/PL1625810T3/pl
Publication of EP1625810A1 publication Critical patent/EP1625810A1/fr
Application granted granted Critical
Publication of EP1625810B1 publication Critical patent/EP1625810B1/fr
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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B88/00—Drawers for tables, cabinets or like furniture; Guides for drawers
    • A47B88/40—Sliding drawers; Slides or guides therefor
    • A47B88/453—Actuated drawers
    • A47B88/46—Actuated drawers operated by mechanically-stored energy, e.g. by springs
    • A47B88/467—Actuated drawers operated by mechanically-stored energy, e.g. by springs self-closing
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B2210/00—General construction of drawers, guides and guide devices
    • A47B2210/0091—Drawer movement damping
    • A47B2210/0094—Drawer damping device with 2 relatively movable parts to convert kinetic energy

Definitions

  • the present invention relates to a movement damping device comprising a damper housing, a piston displaceable relative to the damper housing with a piston rod and a retaining device, which prevents the piston rod to follow the movement of the damper housing when the damper housing moves away from the retaining device along its extension direction until the piston rod has been pulled out of the damper housing by a predetermined pull-out distance and then releases the piston rod.
  • Such movement damping devices are known from the prior art and, in particular in pull-out guides which comprise at least one first guide rail and a second guide rail which can be displaced relative to the first guide rail, can be used to control the speed of the second guide rail relative to the first guide rail in the first guide rail End phase of the movement of the second guide rail in the insertion position to reduce or at least limit, so that a held on the pullout guide extract moves as gently as possible in the insertion position.
  • the effect of the movement damping device is based on the piston having to overcome a resistance force, for example a flow resistance or a frictional resistance, in order to move relative to the damper housing, so that the kinetic energy of the guide rail to be braked is dissipated.
  • a resistance force for example a flow resistance or a frictional resistance
  • Such a retaining device may for example comprise a piston rod end attached to the magnet, which is retained on a likewise magnetic or magnetizable stop of the piston rod until the piston rod has been completely pulled out of the damper housing, whereupon the magnet at the piston rod end of the stop of the piston rod dissolves and with the damper housing is moved.
  • This solution has the disadvantage that additional components are required and the permanent magnet used is relatively expensive.
  • both at the beginning of the extension movement of the damper housing and then also when the detachment of the magnet from the stop of the piston rod an unpleasant jerk occurs because the magnetic attraction must be overcome in a very small displacement.
  • a Auszieh arrangementsgarnitur with a rail system which includes a fixed carcass rail and a directly or indirectly on a center rail thereon longitudinally displaceably mounted drawer rail, wherein both a damping device as a coupling device between the fixed rail and the linearly movable drawer slide are provided, wherein the damping device includes a cylinder and a linearly movable piston rod damped therein, wherein the cylinder is connected to the movable drawer rail and the piston rod with a first part of the coupling device, which with a second part of the coupling device on the carcass rail temporarily positively and repeatedly releasably cooperates, wherein the first part of the coupling device includes a hook body which is arranged on the free end of the piston rod to a mounting portion, and at least one return hook is arranged at the free end of the hook body , which can be moved elastically resiliently by the action of force of a fixedly connected to the drawer rail control wedge, and wherein the second part
  • the present invention has for its object to provide a movement damping device of the type mentioned above, which allows in a simple and reliable manner a return movement of the piston rod into its initial position relative to the damper housing when pulling the damper housing along the extension direction.
  • a motion damping device having the features of the preamble of claim 1 according to the invention that the retaining device comprises at least one retaining element which engages in a retaining position an end portion of the piston rod so that the piston rod is prevented from following the movement of the damper housing , and in a release position allows the end portion of the piston rod passes, and that the motion damping device comprises a locking device with at least one blocking element, which prevents the retaining element from the retaining position moves to the release position until the piston rod pulled out of the damper housing by the predetermined Auszugweg has been, and then releases the movement of the retaining element in the release position.
  • the solution according to the invention is thus based on the concept of retaining the piston rod in a stop position by means of positive locking with at least one retaining element of the retaining device until the damper housing has been moved by the predetermined extension travel in the extension direction and thus the piston rod has been pulled out of the damper housing by this withdrawal path.
  • the retaining element is prevented by a locking element associated with the blocking element, that is not or at least not exclusively by latching with the piston rod, from it, to release the movement of the piston rod in the extension direction.
  • the solution according to the invention has the advantage that the piston rod does not have to carry a movable section at its end region and thus, in particular when using a damper with a cylindrical piston rod, preferably made of metal, by simple, in particular machining, machining can be shaped so that it cooperates with the at least one retaining element, without the attachment of additional parts is required.
  • the piston rod may be integrally formed.
  • the interaction of the blocking element with the retaining element can basically be of any nature.
  • the blocking element prevents by positive engagement with the retaining element, the retaining element on the movement of the retaining position in the release position.
  • the movement damping device according to the invention can be used both in pull-outs with self-closing device and in pull-outs without self-closing device.
  • Such a self-retracting device engages when the extract has reached a Disksstartwolf on the extract or on a guide rail of an extension guide and moves the extract or the guide rail of the drawer guide automatically in the insertion position.
  • the motion damping device preferably comprises at least two retaining elements, wherein in a preferred embodiment of the invention, at least two retaining elements of the retaining means are arranged on opposite sides of the piston rod.
  • the retaining device has a tubular construction and comprises a plurality of retaining elements, which are arranged in the retaining position along the circumference of the piston rod.
  • the retaining element can be moved in a simple and reliable manner by the piston rod from the retaining position to the free-hold position to allow the piston rod to pass in the direction of insertion, it is provided in a preferred embodiment of the invention that the retaining element a the damper housing facing run-on slope, against which the piston rod starts when it moves in the direction of extension opposite direction of insertion.
  • the retaining element has a formula elasticity, by which the retaining element in its rest position, ie occupies the retaining position without the action of an external force.
  • the retaining element has a formula elasticity, by which the retaining element in its rest position, i. without the action of an external force occupying the release position.
  • the piston rod moves the retaining element from the retaining position into the release position when it passes the retaining element.
  • the blocking element moves the retaining element from the release position into the retaining position when the blocking element moves in the direction of pull opposite to the direction of insertion.
  • the piston rod is in its maximum position pushed into the damper housing, without the end region of the piston rod having already reached the stop position behind the retaining elements.
  • the end region of the piston rod in the extension direction opposite insertion direction is movable past the retaining element when the retaining element is in the retaining position.
  • This "emergency function" of the movement damping device can be ensured, for example, in that an end region of the retaining element coming into contact with the piston rod is elastically deformable such that the end region of the piston rod can be moved past the retaining element in the insertion direction opposite the extension direction, when the retaining element is in the retention position.
  • the blocking element has a recess into which the retaining element can escape when the end region of the piston rod in the pull-out direction opposite to the insertion direction moves past the retaining element.
  • the retaining device further comprises a stop for the piston rod.
  • the at least one retaining element and the stop for the piston rod are formed integrally with each other.
  • the blocking element may in particular have a contact surface with which the blocking element can be applied to a contact surface of the retaining element in order to hold the retaining element in the retaining position.
  • the blocking element may have a run-on slope, with which the blocking element against the retaining element starts when the blocking element moves in the direction of extension opposite direction of insertion and by which the retaining element is moved from the release position to the retaining position.
  • the locking device may in particular be rigidly connected to the damper housing, so that the locking device is always moved together with the damper housing in the extension direction or in the insertion direction.
  • the locking device may in particular comprise a holder for the damper housing.
  • the position of the lock element is adjustable relative to the damper housing.
  • the locking device comprises a connecting device for fixing the locking device to a guide rail of an extension guide.
  • the retaining device comprises a connecting device for fixing the retaining device to a guide rail of an extension guide.
  • These connecting devices may in particular comprise at least one latching element and / or at least one fastening screw.
  • the retaining element can easily engage behind an end region of the piston rod in the retaining position, it can be provided that the end region of the piston rod has a constriction in which the retaining element engages in the retaining position.
  • the piston rod can displace the retaining element in a simple manner from the retaining position to the release position when the piston rod moves in the direction of insertion, it can be provided that the end region of the piston rod has a run-on slope, with which the piston rod against the retaining element starts when it moves in the pull-out direction opposite to the insertion direction against the retaining element.
  • the end portion of the piston rod has a blocking surface, with which the piston rod rests against the retaining element, while the piston rod is prevented from following the movement of the damper housing along the extension direction.
  • the retaining element comprises a retaining claw with a longitudinal direction and that the longitudinal direction of the retaining claw with the local surface normal of the locking surface at the point where the locking surface bears against the retaining claw, while the piston rod is prevented to follow the movement of the damper housing along the extension direction, an angle of at most about 45 °, preferably at most about 20 °, in particular of substantially 0 °, includes.
  • Claim 26 is directed to a pullout guide comprising at least a first guide rail and a second guide rail, which is displaceable along a pull-out direction relative to the first guide rail, and a movement damping device according to the invention, wherein the retaining means on the first guide rail and the damper housing on the second guide rail is arranged.
  • the first guide rail may be a body-side guide rail and the second guide rail may be an extraction-side guide rail of the pull-out guide.
  • first guide rail could be arranged on an extension and the second guide rail on a body of a piece of furniture.
  • drawer guide could also comprise further guide rails, which are held displaceably on the first guide rail or on the second guide rail or between the first guide rail and the second guide rail.
  • the movement damping device according to the invention is to cooperate with a self-closing device, it is preferably provided that such a self-retraction device is arranged on the pullout guide, which, when the second guide rail is moved in its insertion position relative to the first guide rail, on reaching a Doubleeinzugsstartwolf on a guide rail the pull-out guide attacks and moves this guide rail in the insertion position.
  • One in the Fig. 1 to 9 illustrated and referred to as a whole with 100 pullout guide comprises a first guide rail 102 and a second guide rail 104 which by means of a (not shown) rolling element along an extension direction 106 and an opposite to the extension direction 106 directed insertion direction 108 relative to the first guide rail 102 slidably on the first guide rail 102 is held.
  • the first guide rail 102 can be arranged for example on a body of a piece of furniture and the second guide rail 104, for example on an extract of the furniture.
  • first guide rail 102 could be arranged on the extract and the second guide rail 104 on the body of the furniture.
  • the pullout guide 100 could also comprise further guide rails, which are held displaceably on the first guide rail 102 or on the second guide rail 104 or else between the first guide rail 102 and the second guide rail 104.
  • a base 110 is arranged in the form of a profile strip with a U-shaped cross section on the first guide rail 102.
  • a first leg 112 of the base 110 bearing against the first guide rail 102 is held on the first guide rail 102 by means of a plurality of fastening screws 114.
  • One of the first guide rail 102 facing away from second leg 116 carries a designated as a whole with 118 retaining means which is releasably secured by means of a plurality of fastening screws 120 to the base 110.
  • the retaining device 118 comprises a substantially cuboidal base 122, which is provided with stepped passage openings 124 for the fastening screws 120 and extends along the extension direction 106.
  • retaining elements 126 along the extension direction 106 from the front, each comprising a parallel to the extension direction 106 extending claw arm 128 and a retaining claw 130, wherein the retaining claw 130 from the front end of the respective claw arm 128 from inside, d. H. to the longitudinal center plane of the retainer 118, and to the rear, d. H. to the base 122 of the retainer 118.
  • the free ends of the retaining claws 130 are spaced from each other.
  • a stop projection 132 is formed on the retaining device 118, which protrudes from the front end side of the base 122 along the extension direction 106 and whose front end face forms a stop surface 134.
  • the claw arms 128 of the retention members 126 have a formulaic elasticity that allows the leading end portions of the retention members 126 to move apart as the passageway extends between the retention claws 130.
  • the retaining elements 126 are due to their elasticity in the in Fig. 1 and 3 shown restraint position.
  • the retainer 118 comprising the base 122, the stopper projection 132 and the retention members 126 is integrally formed from a suitable resilient plastic material, while the base 110 and the guide rails 102, 104 are preferably formed of a metallic material.
  • the retaining device 118 may be formed in particular as an injection molded part.
  • the retaining device 118 cooperates in a manner to be described in more detail later with a blocking device designated as a whole with 136, which comprises a substantially rectangular retaining frame 138 which is latched on its underside by means of snap-in feet 140 with passage openings in the second guide rail 104.
  • the interior of the holding frame 138 forms a receptacle for a substantially hollow cylindrical damper housing 142.
  • damper housing 142 encloses an, for example, substantially cylindrical interior 144 in which a motion damping fluid, such as an oil, is disposed.
  • a piston 146 is immersed, which comprises a piston head 148 arranged inside the inner space 144 and a piston rod 152 guided fluid-tightly from the inner space 144 through a rear wall 150 of the damper housing 142.
  • the cross section of the piston head 148 substantially corresponds to the cross section of the interior 144.
  • the piston head 148 is provided with flow channels 153, through which the movement damping fluid from the area lying before the piston head 148 portion 144 a of the interior 144 in the lying behind the piston head 148 portion 144 b of the interior 144 and in the reverse direction through the piston head 148 can flow through, and while overcoming a considerable flow resistance and overcoming the friction between the piston head jacket and the inner wall of the damper housing 142nd
  • the piston 146 is slidably guided on the damper housing 142 as a whole in its longitudinal direction 154 relative to the damper housing 142.
  • the piston rod 152 passes through a locking receptacle 156 in a rear end wall 158 of the holding frame 138, in which the piston rod 152 is received so that it is displaceable in its axial direction relative to the holding frame 138, but secured against moving up out of the locking receptacle 156 out ,
  • the damper housing 142 is further provided at its front end with a substantially cylindrical projection 160 which is received in a locking receptacle 162 of a front end wall 164 of the support frame 138 that it is secured against moving up out of the locking receptacle 162 out.
  • the front end face and the rear end face of the damper housing 142 are thus located on the front end wall 164 and on the rear end wall 158, respectively of the support frame 138 that the damper housing 142 is secured against movement in its axial direction relative to the support frame 138 and thus relative to the locking device 136.
  • the piston rod 152 ends at a piston rod head 166, which is separated by a portion 168 of smaller diameter from the piston head side part of the piston rod 152. In the region of the section 168, the piston rod 152 is thus provided with a constriction 170.
  • the piston rod head 166 comprises a frustoconical front portion 172 adjoining the portion 168 of the piston rod 152, a cylindrical middle portion 174 adjoining the front portion 172 and a frusto-conical rear portion 176 adjoining the middle portion 174, on which the piston rod 152 ends.
  • the surface of the rear portion 176 forms a truncated cone-shaped starting slope 178, with the piston rod head 166 against the retaining elements 126 of the retainer 118 starts when the piston rod 152 moves in the direction of insertion 108 against the retainer 118.
  • the truncated cone-shaped surface of the front portion 172 of the piston rod head 166 forms a blocking surface 180, with which the piston rod head 166 rests against the retaining claws 130 of the retaining device 118 in a stop position to be described later.
  • the blocking surface 180 is inclined more strongly against the longitudinal direction 154 of the piston 146 than the starting slope 178.
  • each of the locking elements 182 is provided at its rear end with a run-on slope 184.
  • each of the locking elements 182 each have a cross-sectionally substantially rectangular recess 188.
  • the locking device 136 comprising the holding frame 138 and the blocking elements 182 is preferably produced in one piece from a suitable material, preferably from a plastic material.
  • the plastic material is chosen so that the locking elements 182 are not or only to a small extent elastically deformable.
  • the locking device 136 may be made in particular as an injection molded part made of a plastic material.
  • the retaining claws 130 again move inwardly along the locking surface 180 of the piston rod head 166 along the insertion direction 108 along the insertion direction 108 until the retaining claws 130 engage the constriction 170 of the piston rod 152 and the Retaining elements 126 are again in the restraint position (see Fig. 5 ).
  • the front end face of the piston rod head 166 abuts on the abutment surface 134 of the stopper projection 132, so that the movement of the piston rod 152 is stopped along the insertion direction 108 in a stop position.
  • the piston head 148 moves in the interior 144 of the damper housing 142 to the front.
  • the volume of the movement damping fluid displaced from the region 144a of the interior during this relative movement between the piston 146 and the damper housing 142 flows through the flow channels 153 in the piston head 148 into the region 144b of the interior. Due to the flow resistance to be overcome in the narrow flow channels 153 and the friction between the piston head 148 and the inner wall of the damper housing 142, a braking force is caused which slows down the movement of the damper housing 142 and thus the movement of the second guide rail 104 along the insertion direction 108.
  • the locking elements 182 of the locking device 136 reach after the piston rod head 166 arrived in the stop position, the locking elements 182 of the locking device 136, the retaining elements 126 and lie with their contact surfaces 186 flat against the stop projection 132 facing away from outer sides 194 of the claw arms 128 at.
  • the piston rod head 166 initially can not move between the retaining claws 130 along the extension direction 106 when the second guide rail 104 with the damper housing 142 is pulled out relative to the first guide rail 102 again along the extension direction 106. Rather, the piston rod head 166 bears with its locking surface 180 at the free ends of the retaining claws 130 and is thus by the retaining elements 126 in the stop position retained as the damper housing 142 moves away in the extension direction 106 of the piston rod head 166.
  • the piston rod 152 is again pulled out of the damper housing 142 until the locking elements 182 moving with the damper housing 142 in the extension direction 106 disengage from the retaining elements 126, so that the retaining elements 126 can move back into the release position by spreading the claw arms 128 apart.
  • the piston rod head 166 can pass through the passage between the retaining claws 130 and is moved along with the damper housing 142 on further extension of the second guide rail 104 in the extension direction 106.
  • this distance can be varied in that the blocking elements 182 are not integrally formed with the holding frame 138 of the locking device 136, but can be fixed releasably to the holding frame 138 in various positions spaced from each other in the longitudinal direction 154.
  • the piston rod 152 is in its maximum position pushed into the damper housing 142, without the piston rod head 166 having already reached the stop position behind the retaining claws 130 in the stop position, as shown in FIG Fig. 8 is shown. Even in such an exceptional situation, the piston rod head 166 on further insertion of the second guide rail 104 and the damper housing 142 in the direction of insertion 108 may be moved past the retaining claws 130 in the stop position, so that the piston rod 152 again properly pulled out of the damper housing 142 during the next extraction process can be.
  • the recesses 188 are provided on the locking elements 182. How out Fig. 9 It can be seen, namely, the retaining elements 126 can escape into these recesses 188, when the piston rod head 166 reached at maximum in the damper housing 142 inserted piston rod 152, the retaining claws 130 so that the piston rod head 166, the retaining claws 130 laterally displace and between them in the Stop position can reach (see Fig. 9 ).
  • One in the 10 to 12 and 21 illustrated second embodiment of the pullout guide 100 differs from that in the Fig. 1 to 9 illustrated first embodiment only in that the locking elements 182 of the locking device 136 are not provided with the recesses 188, but in substantially the same width from the rear end wall 158th of the holding frame 138 extend to the rear edge of the abutment surface 186.
  • the emergency function explained above in relation to the first embodiment is ensured in this embodiment by elastically deforming the retaining claws 130 of the retaining elements 126 in the retaining position 126, such that the piston rod head 166 defines the free ends of the retaining claws 130 can push apart and pass through the passage between the retaining claws 130 in the stop position between the retaining claws 130 and the stopper projection 132.
  • the connecting portion of the retaining claws 130 with which the retaining claws 130 are connected to the respective associated claw arm 128, so elastically deformable that each of the retaining claws 130 transverse to their respective longitudinal direction 198 (see Fig. 21 ) is pivotable about the connecting portion to allow the piston rod head 166 to pass between the free ends of the retaining claws 130.
  • the mobility of the retaining claws 130 relative to the respective associated claw arm 128 can also be achieved by connecting each retaining claw 130 via a joint to the respective associated claw arm 128.
  • the retention elements 126 are preferably configured such that the longitudinal direction 198 of each retention claw 130 is at the local surface normal 200 of the locking surface 180 of the piston rod head 166 at the location where the locking surface 180 at the free end of the retaining claw 130 is applied, an acute angle of at most about 45 °, preferably of at most about 20 °, in particular of substantially 0 ° (as in Fig. 21 shown).
  • FIG. 13 to 20 illustrated third embodiment of an extension guide 100 with motion damping device 190 differs from that in the Fig. 1 to 9 illustrated first embodiment in that the retaining elements 126 of the retainer 118 are in its rest position, in which no external force acts on the retaining elements 126, not, as in the first embodiment, in the retaining position, but rather in the release position.
  • the piston rod head 166 when passing the retaining claws 130 do not have the same first push back the remindhatteemente 126 in the retaining position in which the retaining claws 130 engage the constriction 170 in front of the piston rod head 166 when the front ends of the retaining elements 126 are reached by the locking elements 182.
  • the recesses 188 on the locking elements 182, in which the retaining elements 126 can escape in this embodiment, not as in the first embodiment with a along the extension direction 106 constant cross-section provided, but rather widen these recesses 188 from its rear end to towards the rear end wall 158 of the support frame 138, so that these recesses 188 in the in Fig. 15 shown side view of the locking device 136 have a substantially triangular cross-section.
  • the locking elements 182 are provided on their sides facing away from the piston rod 152 outer sides, each with a recess 196 which extends from the rear end of the respective locking element 182 almost to the rear end wall 158 of the support frame 138.
  • this third embodiment is consistent in construction with the first embodiment described above.
  • the claw arms 128 of the retaining elements 126 are not aligned parallel to each other in the rest position but enclose a small acute angle and are thus slightly spread apart, the mutually facing ends of the retaining claws 130 at a distance from each other, which at least the diameter of the central portion 174 of the piston rod head 166, so that the piston rod head 166 does not have to move the retaining claws 130 apart to reach the stop position behind the retaining claws 130.
  • the retaining elements 126 are prevented from returning to the release position.
  • the retention claws 130 engage the neck 170 in front of the piston rod head 166 (see FIG Fig. 17 ).
  • the claw arms 128 can not bend apart, and thus a return of the retaining elements 126 to the release position by the blocking elements 182 is prevented.
  • the piston rod head 166 is initially retained in the stop position behind the retaining claws 130, when the second guide rail 104 with the damper housing 142 relative to the first guide rail 102 is pulled out again along the extension direction 106.
  • the damping travel of the movement damping device 190 ie the maximum extension travel, by which the piston rod 152 is pulled out of the damper housing 142 when the second guide rail 104 is pulled out, is thus also determined in this embodiment by the distance s around which the rear edge of the contact surface 186 of FIG locking elements 182 in the in Fig. 18 shown end position behind the front end of the retaining elements 126 is located.
  • the recesses 188 are provided on the locking elements 182, in which the retaining elements 126 can escape into it, when the piston rod head 166 reached at maximum pushed into the damper housing 142 piston rod 152, the retention claws 130, so that the piston rod head 166 the Retaining claws 130 displace laterally under elastic deformation of the claw arms 128 and can pass between the retaining ridges 130 in the stop position (see Fig. 20 ).

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drawers Of Furniture (AREA)
  • Vibration Prevention Devices (AREA)
  • Fluid-Damping Devices (AREA)

Claims (26)

  1. Dispositif amortisseur de mouvement, comprenant un boîtier amortisseur (142), un piston (146) avec une tige de piston (152), le piston (146) étant mobile par rapport au boîtier amortisseur (142), et un dispositif de retenue (118) qui empêche la tige de piston (152) de suivre le mouvement du boîtier amortisseur (142) lorsque le boîtier amortisseur (142) avance en s'éloignant du dispositif de retenue (118) le long de sa direction d'extraction (106), jusqu'à ce que la tige de piston (152) soit sortie d'une longueur d'extraction (s) définie hors du boîtier amortisseur (142), avant de débloquer la tige de piston (152),
    caractérisé
    en ce que le dispositif de retenue (118) comprend au moins un élément de retenue (126), lequel saisit dans une position de retenue une zone d'extrémité de la tige de piston (152), de manière à empêcher la tige de piston (152) de suivre le mouvement du boîtier amortisseur (142), et laisse passer la zone d'extrémité de la tige de piston (152) dans une position de déblocage,
    et en ce que le dispositif amortisseur de mouvement (190) comprend un dispositif de verrouillage (136) avec au moins un élément de verrouillage (182) qui empêche le ou les éléments de retenue (126) de se mouvoir de la position de retenue vers la position de déblocage, jusqu'à ce que la tige de piston (152) soit sortie de la longueur d'extraction (s) définie hors du boîtier amortisseur (142), avant de permettre le mouvement du ou des éléments de retenue (126) vers la position de déblocage.
  2. Dispositif amortisseur de mouvement selon la revendication 1, caractérisé en ce que le dispositif de retenue (118) comprend au moins deux éléments de retenue (126).
  3. Dispositif amortisseur de mouvement selon la revendication 2, caractérisé en ce qu'au moins deux éléments de retenue (126) du dispositif de retenue (118) sont disposés sur des côtés opposés de la tige de piston (152).
  4. Dispositif amortisseur de mouvement selon l'une des revendications 2 ou 3, caractérisé en ce que le dispositif de retenue (118) comprend plusieurs éléments de retenue (126) disposés en position de retenue sur la périphérie de la tige de piston (152).
  5. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 4, caractérisé en ce que le ou les éléments de retenue (126) comportent une surface butoir (192) dirigée vers le boîtier amortisseur (142), contre laquelle bute la tige de piston (152) quand celle-ci se meut dans la direction d'insertion (108) opposée à la direction d'extraction (106).
  6. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 5, caractérisé en ce que le ou les éléments de retenue (126) présentent une élasticité de forme au moyen de laquelle le ou les éléments de retenue (126) se mettent en position de retenue sans application d'un effort extérieur.
  7. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 5, caractérisé en ce que le ou les éléments de retenue (126) présentent une élasticité de forme au moyen de laquelle le ou les éléments de retenue (126) se mettent en position de déblocage sans application d'un effort extérieur.
  8. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 7, caractérisé en ce que la tige de piston (152) déplace le ou les éléments de retenue (126) de la position de retenue vers la position de déblocage quand elle dépasse le ou les éléments de retenue (126).
  9. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 8, caractérisé en ce que l'élément de verrouillage (182) déplace le ou les éléments de retenue (126) de la position de déblocage vers la position de retenue quand l'élément de verrouillage (182) se meut dans la direction d'insertion (108) opposée à la direction d'extraction (106).
  10. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 9, caractérisé en ce que la zone d'extrémité de la tige de piston (152) est déplaçable en dépassant le ou les éléments de retenue (126) dans la direction d'insertion (108) opposée à la direction d'extraction (106), quand le ou les éléments de retenue (126) se trouvent en position de retenue.
  11. Dispositif amortisseur de mouvement selon la revendication 10, caractérisé en ce qu'une zone d'extrémité (130) du ou des éléments de retenue (126) entrant en contact avec la tige de piston (152) est élastiquement déformable, de telle manière que la zone d'extrémité de la tige de piston (152) est déplaçable en dépassant le ou les éléments de retenue (126) dans la direction d'insertion (108) opposée à la direction d'extraction (106), quand le ou les éléments de retenue (126) se trouvent en position de retenue.
  12. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 11, caractérisé en ce que l'élément de verrouillage (182) présente un évidement (188), où le ou les éléments de retenue (126) peuvent être déviés quand la zone d'extrémité de la tige de piston (152) dépasse le ou les éléments de retenue (126).
  13. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 12, caractérisé en ce que le dispositif de retenue (118) comprend une butée (132) pour la tige de piston (152).
  14. Dispositif amortisseur de mouvement selon la revendication 13, caractérisé en ce que le ou les éléments de retenue (126) et la butée (132) pour la tige de piston (152) sont formés ensemble d'un seul tenant.
  15. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 14, caractérisé en ce que l'élément de verrouillage (182) présente une surface d'appui (186), au moyen de laquelle l'élément de verrouillage (182) peut être appliqué contre une surface d'appui (194) du ou des éléments de retenue (126), pour maintenir le ou les éléments de retenue (126) en position de retenue.
  16. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 15, caractérisé en ce que l'élément de verrouillage (182) présente un biseau de butée (184), avec lequel l'élément de verrouillage (182) bute contre le ou les éléments de retenue (126) quand l'élément de verrouillage (182) se meut dans la direction d'insertion (108) opposée à la direction d'extraction (106), et par lequel le ou les éléments de retenue (126) se déplacent de la position de déblocage vers la position de retenue.
  17. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 16, caractérisé en ce que le dispositif de verrouillage (136) est fixement raccordé au boîtier amortisseur (142).
  18. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 17, caractérisé en ce que le dispositif de verrouillage (136) comprend un support (138) pour le boîtier amortisseur (142).
  19. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 18, caractérisé en ce que la position de l'élément de verrouillage (182) est réglable par rapport au boîtier amortisseur (142).
  20. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 19, caractérisé en ce que le dispositif de verrouillage (136) comprend un dispositif de connexion (140) pour fixer le dispositif de verrouillage (136) sur un rail de guidage (104) d'un guidage de sortie (100).
  21. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 20, caractérisé en ce que le dispositif de retenue (118) comprend un dispositif de connexion (110, 114, 120) pour fixer le dispositif de retenue (118) sur un rail de guidage (102) d'un guidage de sortie (100).
  22. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 21, caractérisé en ce que la zone d'extrémité de la tige de piston (152) présente un rétrécissement (170) où s'engagent le ou les éléments de retenue (126) en position de retenue.
  23. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 22, caractérisé en ce que la zone d'extrémité de la tige de piston (152) présente un biseau de butée (178) avec lequel la tige de piston (152) bute contre le ou les éléments de retenue (126) quand elle se meut vers le ou les éléments de retenue (126) dans la direction d'insertion (108) opposée à la direction d'extraction (106).
  24. Dispositif amortisseur de mouvement selon l'une des revendications 1 à 23, caractérisé en ce que la zone d'extrémité de la tige de piston (152) présente une surface de verrouillage (180) par laquelle la tige de piston (152) repose contre le ou les éléments de retenue (126), alors que la tige de piston (152) est empêchée de suivre le mouvement du boîtier amortisseur (142) le long de la direction d'extraction (106).
  25. Dispositif amortisseur de mouvement selon la revendication 24, caractérisé en ce que le ou les éléments de retenue (126) comprennent une griffe de retenue (130) avec une direction longitudinale (198), et en ce que la direction longitudinale (198) de la griffe de retenue (130) forme un angle de quelque 45° au maximum, de préférence de quelque 20° au maximum, et en particulier sensiblement de 0° avec la normale (200) locale de la surface de verrouillage (180) à l'emplacement où la surface de verrouillage (180) repose contre la griffe de retenue (130), alors que la tige de piston (152) est empêchée de suivre le mouvement du boîtier amortisseur (142) le long de la direction d'extraction (106).
  26. Guidage de sortie, comprenant au moins un premier rail de guidage (102) et un deuxième rail de guidage (104) mobile le long d'une direction d'extraction (106) par rapport au premier rail de guidage (102), et un dispositif amortisseur de mouvement (190) selon l'une des revendications 1 à 25, le dispositif de retenue (118) étant disposé sur le premier rail de guidage (102) et le boîtier amortisseur (142) sur le deuxième rail de guidage (104).
EP05016336A 2004-08-10 2005-07-27 Dispositif amortisseur de mouvement Active EP1625810B1 (fr)

Priority Applications (1)

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PL05016336T PL1625810T3 (pl) 2004-08-10 2005-07-27 Urządzenie amortyzujące ruch

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DE102004038708A DE102004038708A1 (de) 2004-08-10 2004-08-10 Bewegungsdämpfungsvorrichtung

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EP1625810B1 true EP1625810B1 (fr) 2012-01-18

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AT (1) ATE541479T1 (fr)
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Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202005006724U1 (de) * 2005-02-14 2005-07-28 Grass Gmbh Schubladenführung
EP1817984B1 (fr) * 2006-02-13 2017-04-05 Grass GmbH Dispositif pour influencer le mouvement des parties de meuble l'une par rapport à l'autre, en particulier pour des glissières pour tiroirs ainsi qu'une glissière pour tiroirs avec un tel dispositif
EP1817983A1 (fr) * 2006-02-13 2007-08-15 Grass GmbH Dispositif pour influencer le mouvement des parties de meuble l'une par rapport à l'autre et une glissière pour tiroirs, ainsi qu'un procédé de fabrication d'un tel dispositif
DE202006006179U1 (de) * 2006-04-18 2007-08-30 Paul Hettich Gmbh & Co. Kg Vorrichtung zur Erleichterung des Herausziehens eines Auszugteiles aus einem Möbelkorpus
DE102007009076A1 (de) 2007-02-23 2008-08-28 Weber & Co. Gmbh Kg Dämpfungseinrichtung für bewegbare Möbelteile
DE102008010768A1 (de) * 2008-02-25 2009-08-27 Heinrich J. Kesseböhmer KG Möbel
DE102008010771B4 (de) 2008-02-25 2018-03-01 Kesseböhmer Holding Kg Möbel
DE102009020994B4 (de) * 2009-05-12 2017-08-10 Karl Simon Gmbh & Co. Kg Einzugvorrichtung
IT1398103B1 (it) * 2010-02-15 2013-02-07 Door & Window Hardware Co Dispositivo di chiusura morbida per porta scorrevole.
DE202010015820U1 (de) * 2010-11-29 2012-03-01 Grass Gmbh Vorrichtung zur Verriegelung
DE102012111551B4 (de) * 2011-11-28 2023-08-31 Paul Hettich Gmbh & Co. Kg Auszugsführung
DE202015006279U1 (de) * 2015-09-04 2016-12-07 Grass Gmbh Dämpfungsvorrichtung zur Dämpfung der Öffnungsbewegung eines bewegbaren Möbelteils
AT518398B1 (de) * 2016-04-05 2017-10-15 Blum Gmbh Julius Möbelantrieb
CN107989502B (zh) * 2017-12-22 2023-06-02 广东东泰五金精密制造有限公司 一种家具阻尼弹力的调节机构
CN113983110B (zh) * 2021-10-08 2022-06-17 山东大学 一种面向于冲击地压的机液联合缓冲器

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Publication number Priority date Publication date Assignee Title
EP0386731B1 (fr) * 1989-03-08 1992-12-30 Schock Metallwerk GmbH Dispositif escamotable
DE19717937A1 (de) * 1996-11-08 1998-05-20 Grass Ag Brems- und Dämpfungselement für bewegliche Möbelteile
DE19935120C2 (de) * 1999-07-27 2001-05-17 Bulthaup Gmbh & Co Vorrichtung zum Öffnen und Schließen einer Schublade
DE10008350C2 (de) * 2000-02-23 2003-01-30 Bulthaup Gmbh & Co Vorrichtung zum Öffnen einer Möbelabdeckung, wie z. B. einer Schublade, Tür oder Klappe
DE20107426U1 (de) * 2001-04-30 2001-08-30 Zimmer, Günther Stephan, 77866 Rheinau Bremsregler mit Luft- oder Flüssigkeitsdämpfung, insbesondere zur Endlagendämpfung von Schubladen, Türen o.dgl. Einrichtungen
DE10147786C1 (de) * 2001-09-27 2003-02-13 Itw Automotive Prod Gmbh & Co Vorrichtung zum gedämpften Einzug von beweglichen Bauteilen in eine Endlage
TW564720U (en) * 2002-06-20 2003-12-01 Nan Juen Int Co Ltd Buffering and returning device for drawer rail
DE20218067U1 (de) * 2002-11-19 2003-01-30 Julius Blum Ges.m.b.H., Höchst Schließ- und/oder Einzugsvorrichtung für bewegbare Möbelteile
DE10256133B4 (de) * 2002-11-29 2005-03-24 Grass Gmbh Ausziehführungsgarnitur mit Schienensystem

Also Published As

Publication number Publication date
PL1625810T3 (pl) 2012-06-29
EP1625810A1 (fr) 2006-02-15
ATE541479T1 (de) 2012-02-15
DE102004038708A1 (de) 2006-03-09

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