WO2006057150A1 - 緩衝クリップ - Google Patents
緩衝クリップ Download PDFInfo
- Publication number
- WO2006057150A1 WO2006057150A1 PCT/JP2005/020361 JP2005020361W WO2006057150A1 WO 2006057150 A1 WO2006057150 A1 WO 2006057150A1 JP 2005020361 W JP2005020361 W JP 2005020361W WO 2006057150 A1 WO2006057150 A1 WO 2006057150A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- buffer
- clip
- shock
- absorbing
- movable member
- Prior art date
Links
- 239000000463 material Substances 0.000 claims abstract description 29
- 239000007779 soft material Substances 0.000 claims abstract description 19
- 238000013459 approach Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 2
- 239000004743 Polypropylene Substances 0.000 description 13
- 210000000078 claw Anatomy 0.000 description 13
- 229920001155 polypropylene Polymers 0.000 description 13
- 229920005989 resin Polymers 0.000 description 12
- 239000011347 resin Substances 0.000 description 12
- 230000035939 shock Effects 0.000 description 12
- 239000000758 substrate Substances 0.000 description 11
- 238000010521 absorption reaction Methods 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 7
- 239000006096 absorbing agent Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000000806 elastomer Substances 0.000 description 6
- 230000007774 longterm Effects 0.000 description 6
- -1 polypropylene Polymers 0.000 description 6
- 238000011084 recovery Methods 0.000 description 6
- 230000005489 elastic deformation Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000005062 Polybutadiene Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/373—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by having a particular shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/10—Doors arranged at the vehicle rear
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/02—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops
- E05F5/022—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops specially adapted for vehicles, e.g. for hoods or trunks
-
- 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
- F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
- F16B21/06—Releasable fastening devices with snap-action
- F16B21/08—Releasable fastening devices with snap-action in which the stud, pin, or spigot has a resilient part
- F16B21/086—Releasable fastening devices with snap-action in which the stud, pin, or spigot has a resilient part the shank of the stud, pin or spigot having elevations, ribs, fins or prongs intended for deformation or tilting predominantly in a direction perpendicular to the direction of insertion
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/42—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by the mode of stressing
- F16F1/44—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by the mode of stressing loaded mainly in compression
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2600/00—Mounting or coupling arrangements for elements provided for in this subclass
- E05Y2600/50—Mounting methods; Positioning
- E05Y2600/52—Toolless
- E05Y2600/53—Snapping
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Type of wing
- E05Y2900/538—Interior lids
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Type of wing
- E05Y2900/546—Tailboards, tailgates or sideboards opening upwards
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2230/00—Purpose; Design features
- F16F2230/0052—Physically guiding or influencing
- F16F2230/007—Physically guiding or influencing with, or used as an end stop or buffer; Limiting excessive axial separation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T24/00—Buckles, buttons, clasps, etc.
- Y10T24/30—Trim molding fastener
- Y10T24/309—Plastic type
Definitions
- the present invention relates to a buffer clip for absorbing the impact force by receiving the movement of a movable member at various opening / closing locations of an automobile, for example, near the end thereof.
- a buffer clip disclosed in Japanese Patent Application Laid-Open No. 2003-202043 is known.
- This buffer clip is composed of a buffer part for receiving the movement of the movable member approaching the fixing member near its end, and a mounting part for mounting the buffer part at a predetermined position of the fixing member. ing.
- the buffer portion receives the movement of the movable member, elastically deforms, and absorbs the impact force at that time. Therefore, the buffer portion is formed of a soft material (such as rubber or elastomer resin) suitable for the shock absorber.
- the attachment portion is composed of a clip or the like that is inertially locked to the fixing member, the attachment portion is formed of a hard material (for example, polypropylene resin) suitable for the clip.
- a buffer clip is provided, for example, in various opening / closing parts of an automobile (for example, a lid of a grab box, a side door of a vehicle body, a bonnet, etc.).
- a buffer clip when a long-term load from a movable member or a load exceeding a certain limit is applied to the buffer part, the buffer part causes permanent deformation. Even after removal, the buffer may not recover to its original shape. In order to prevent permanent deformation of the buffer portion, it may be considered that the buffer portion is formed of a harder material. However, when the buffer portion is formed of a hard material, it is not possible to obtain a sufficient impact absorbing function when receiving the movement of the movable member.
- the present invention provides a buffer clip that makes it difficult for permanent deformation of the buffer portion even when a long-term load or a load exceeding a certain limit is applied to the buffer portion formed of a soft material. Objective. Means for solving the problem
- a first invention for solving the problem is a buffer clip for receiving a movement of a movable member approaching the fixed member, the buffer portion for absorbing an impact force, and the buffer
- the buffer clip is formed with a cavity portion formed therein, an inner wall of the cavity portion is formed substantially perpendicular to the fixing member, and a top portion on the tip side thereof is bent inward. In this way, a cavity is formed with respect to the buffer portion, the shape of the inner wall of the cavity is formed substantially perpendicular to the fixing member, and the top on the tip side is bent inward.
- the buffer portion is difficult to be deformed against an impact or load from the movable member.
- a second invention is a buffer clip according to the first invention, wherein the hollow portion is formed with an opening portion that opens toward the distal end side.
- a third invention is the buffer clip according to the first or second invention, wherein the hollow portion is provided with a convex portion projecting from the proximal end side toward the distal end side.
- the buffer clip that makes the buffer portion difficult to cause permanent deformation is provided. Can be provided.
- FIG. 1 is a front view showing a buffer clip.
- FIG. 2 is a side view showing a buffer clip.
- FIG. 3 is a top view showing a buffer clip.
- FIG. 4 is a bottom view showing the buffer clip.
- FIG. 5 is a front view showing a state in which the buffer clip is attached to the fixing member.
- FIG. 6 shows a state when the movement of the movable member approaching the fixed member is received by the buffer portion of the buffer clip.
- FIG. 7 is a front view showing an example of a conventional buffer clip.
- FIG. 8 shows a state when the movement of the movable member approaching the fixed member is received by the buffer portion of the conventional buffer clip.
- FIG. 9 is a front view showing a buffer clip according to a second embodiment.
- FIG. 10 is a side view showing a buffer clip according to a second embodiment.
- FIG. 11 is a bottom view showing a buffer clip according to a second embodiment.
- FIG. 12 is a cross-sectional view of the buffer clip in FIG.
- FIG. 13 is a front view showing a partial cross-section of a buffer clip according to a third embodiment.
- FIG. 14 is a cross-sectional view of the buffer clip in FIG. 13 as viewed in the direction of arrows BB.
- FIG. 15 is a front view showing a partial cross section of a buffer clip according to a fourth embodiment.
- FIG. 16 is a plan view of a buffer clip according to a fourth embodiment.
- FIG. 17 is a front view showing a partial cross section of a buffer clip according to a fifth embodiment.
- FIG. 18 is a plan view of a buffer clip according to a fifth embodiment.
- FIG. 19 is a front view showing a partial cross-section of a buffer clip according to a sixth embodiment.
- FIG. 20 is a side view of a buffer clip according to a sixth embodiment.
- FIG. 21 is a front view showing a partial cross section of a buffer clip according to a seventh embodiment.
- FIG. 22 is a side view of a buffer clip according to a seventh embodiment.
- Fig. 1 is a front view showing the buffer clip, and the axis L force is a cross-sectional view on the right side.
- Fig. 2 is a side view showing the buffer clip
- Fig. 3 is a top view showing the buffer clip
- Fig. 4 is a bottom view showing the buffer clip.
- FIG. 5 is a front view showing a state in which the buffer clip is attached to the fixing member.
- the buffer clip 1 in the present embodiment is for absorbing the impact force associated with opening and closing the lid of a grab box provided in the front passenger seat of the automobile. This loose
- the impact clip 1 is roughly divided into a buffer portion 10 formed of a soft material such as elastomeric resin and a mounting portion 20 formed of a hard material such as polypropylene (PP).
- PP polypropylene
- the side on which the buffer portion 10 is disposed is the distal end side of the buffer clip 1
- the side on which the mounting portion 20 is disposed is the proximal end side of the buffer clip 1.
- the center side axis L side
- the opposite side is the outside.
- the overall shape of the buffer portion 10 has a substantially truncated cone shape, and an impact force is received at the top portion 12a on the small diameter side of the main body 12.
- the large-diameter base portion 12b located on the opposite side of the top portion 12a encloses the upper surface side of the substrate portion 22 in the mounting portion 20 (see FIG. 1), so that the buffer portion 10 and the mounting portion 20 are connected. It is united.
- the buffer portion 10 is provided with a cavity portion 14 near the center of the main body 12 thereof.
- the hollow portion 14 is a substantially cylindrical hollow portion formed such that the center of the axis U connecting the center of the buffer portion 10 and the center of the mounting portion 20 coincides.
- the hollow portion 14 is provided with a substantially circular opening 16 that opens toward the distal end side of the buffer clip 1.
- the attachment portion 20 includes a leg portion 24 extending downward from the substrate portion 22, and the leg portion 24 is inserted into the attachment hole 32 of the fixing member 30 indicated by a virtual line in FIG.
- the leg portion 24 has a ship bottom (boat) shape as a whole, and locking claws 26 are formed on the flexible wall portions on both sides.
- a reinforcing rib 28 is formed at the center of the leg portion 24.
- the fixing member 30 is a member corresponding to the main body of the grab box in the passenger compartment of the automobile in the present embodiment.
- movable member 40 is a member that corresponds to a lid of a grab box in the interior of an automobile. That is, the fixed member 30 and the movable member 40 are arranged to face each other, and the movable member 40 approaches the fixed member 30 when the lid of the grab box is opened and closed. Then, by attaching the buffer clip 1 to the fixed member 30, the movement of the movable member 40 approaching the fixed member 30 is moved to the vicinity of the terminal end. Can be taken in. Since the buffer portion 10 is formed of a soft material such as an elastomer, the buffer portion 10 can absorb an impact force when the movable member 40 is received.
- the body portion 12 of the buffer portion 10 is provided with a cavity portion 14.
- the hollow portion 14 has an inner wall 18 a that is perpendicular to or substantially perpendicular to the fixing member 30.
- substantially perpendicular means that the inner wall 18a is substantially perpendicular to the fixing member 30, for example, the inner wall 18a is 90 ° ⁇ 3 ° with respect to the fixing member 30. It means that it is an angle of a degree.
- the inner wall 18a of the cavity portion 14 has a top portion 12a on the tip end side thereof bent inward to form a bent portion 18c.
- FIG. 6 shows a state when the movement of the movable member 40 approaching the fixed member 30 is received by the buffer portion 10 of the buffer clip 1.
- the apex portion 12a on the distal end side of the buffer portion 10 is bent so as to be wound inwardly with the bent portion 18c as a base point.
- the cavity portion 14 is formed in the buffer portion 10 and the inner wall 18a of the cavity portion 14 is formed substantially perpendicular to the fixing member 30, portions other than the top portion 12a of the buffer portion 10 are formed.
- the body 12 of the buffer part 10 is on the inside! /, So that it does not easily fall to the outside. This is presumably because the direction in which the load from the movable member 40 acts and the direction of the inner wall 18a of the cavity portion 14 provided in the buffer portion 10 are aligned.
- the buffer clip 1 in the present embodiment even when a long-term load or a load exceeding a certain limit is applied from the movable member 40 to the buffer unit 10, the main body 12 of the buffer unit 10 is used. In addition, it is possible to prevent the shock absorber 10 from falling inward or outward and to prevent the buffer portion 10 from causing permanent deformation.
- the buffer clip 1 in the present embodiment the impact force when receiving the movement of the movable member 40 approaching the fixed member 30 is bent and deformed to the inside of the top portion 12a of the buffer portion 10. In Therefore, it can be absorbed. In addition, a long-term load acting on the buffer portion 10 from the movable member 40 or a load exceeding a certain limit can be supported entirely by a portion other than the top portion 12a of the buffer portion 10. As a result, it is possible to realize the buffer clip 1 that has a shock absorbing capability equivalent to or higher than that of the conventional one, and the buffer portion 10 made of a soft material hardly causes permanent deformation.
- FIG. 7 shows an example of the conventional buffer clip.
- the conventional buffer clip 100 is roughly divided into a buffer part 110 formed of a soft material such as elastomer resin and a mounting part 120 formed of a hard material such as polypropylene (PP). Is done.
- a hollow portion 114 is formed in the substantially central portion of the buffer portion 110, and this hollow portion 114 is formed such that its inner diameter gradually decreases as it faces the opening 116 provided on the tip side. . That is, the inner wall 118 a of the cavity 114 is not perpendicular to the fixing member 130 and is inclined inward with respect to the fixing member 130.
- FIG. 8 shows a state when the movement of the movable member 140 approaching the fixed member 130 is received by the buffer portion 110 of the conventional buffer tape 100.
- the buffer portion 10 is provided with the cavity portion 14, and the cavity portion 14 is directed toward the distal end side.
- An opening 16 is formed to open.
- the buffer 10 is less likely to be deformed with respect to the load from the movable member 40, and the shock absorbing force from the movable member 40 is increased. An effect is obtained.
- the size of the opening 16 is changed to a larger or smaller size, it is possible to adjust the cushioning when receiving the approaching movable member 40. The effect is obtained.
- the buffer portion 10 is provided with a cavity portion 14, and the cavity portion 14 has a convex portion that also projects a proximal-side force toward the distal end side. 19 is provided.
- a convex portion 19 is provided in the cavity portion 14, it is possible to prevent the body 12 of the buffer portion 10 from being deformed excessively. Further, by changing the length and shape of the convex portion 19, it is possible to adjust the shock absorbing force when receiving the approaching movable member 40.
- the convex portion 19 is an auxiliary means for adjusting the impact force absorption characteristics of the buffer portion 10. Therefore, the buffer clip 1 may be provided with the convex portion 19 or may not be provided with the convex portion 19.
- the buffer portion 10 made of a soft material can appropriately select a material in consideration of a load, an impact force, and the like from the movable member 40.
- a material in consideration of a load, an impact force, and the like from the movable member 40.
- thermoplastic elastomers such as butadiene rubber and silicon rubber can be selected as the material.
- the mounting part 20 which also has a hard material force, consideration is given to the moderation feeling due to the passage of the locking claw 26 when the leg portion 24 is inserted into the mounting hole 32 of the fixing member 30, the engagement force to the mounting hole 32, etc.
- an appropriate material can be selected.
- polypropylene resin or polyethylene resin can be selected as the material.
- the material of the mounting portion 20 being “hard” and the material of the buffer portion 10 being “soft” represents the relative magnitude relationship between the hardness and rigidity of the two. That is, the direction of the mounting portion 20 is made of a material that is “harder” than the buffer portion 10.
- each part of the buffer clip 1 can be changed to other shapes without departing from the gist of the present invention.
- the shape of the buffer portion 10 can be changed to other shapes other than the truncated cone.
- the attachment portion 20 a clip having a shape other than the ship bottom can be adopted.
- the buffer clip according to the present invention can be applied to various opening / closing parts other than the grab box in the interior of the automobile.
- the buffer clip according to the present invention can be applied to various opening / closing parts of an automobile such as an automobile side door, an engine room lid, and a hood.
- the fixed member 30 is a member corresponding to the main body of the grab bot in the interior of the automobile
- the movable member 40 is a member corresponding to the lid of the grab box.
- Indicated force The present invention can be implemented in the opposite manner. That is, the fixed member 30 may be a lid of the graph box, and the movable member 40 may be the main body of the graph box.
- movable member and “fixed member” are expressions for showing one and the other of two members approaching each other. Therefore, a manually operated member is not necessarily a “movable member”!
- the buffer part 110 of the conventional buffer clip 100 was fixed with a jig in a state compressed by 4 mm in the height direction (the height of the buffer part 110 before compression is 10 mm).
- the buffer clip 100 is put into a thermostat, the temperature of the thermostat is raised to 85 ° C over 23 hours and the temperature of the thermostat is kept at 85 ° C for 5 hours. The temperature was lowered from 85 ° C to 23 ° C over 1 hour.
- the thermostatic chamber was also taken out of the buffer clip 100 to release the jig force, and the height of the buffer portion 110 was measured.
- the shape recovery rate of the buffer part 110 was 35%.
- ⁇ ⁇ “shape recovery rate” is the shape recovery rate in the height direction of the compressed portion (4 mm) of the buffer part 110 (the force on the proximal side is also the direction of the force toward the distal side). .
- the buffer portion 10 of the buffer clip 1 of the present invention was fixed with a jig in a state compressed by 4 mm in the height direction (the height of the buffer portion 10 before compression is 10 mm).
- This buffer clip 1 is put into a thermostat, the temperature of the thermostat is increased to 85 ° C by 23 ° C over 1 hour, the temperature of 85 ° C is kept for 5 hours, and then the temperature of the thermostat is set. Was lowered from 85 ° C to 23 ° C over 1 hour.
- the buffer clip 1 was taken out of the thermostatic chamber, the jig force was released, and the height of the buffer portion 10 was measured. As a result, it was found that the shape recovery rate of the buffer part 10 was 66%.
- the buffer clip 1 of the present invention can be used even when a load is applied to the buffer portion 10 for a long time.
- the shape recovery rate of the buffer portion 10 is far superior to the conventional buffer clip 100 because the buffer portion 10 is difficult to deform.
- a buffer clip that receives the movement of the movable member approaching the fixed member near its end, and includes a buffer portion that absorbs impact force and a locking portion that is coupled to the fixed member.
- a buffer clip having a cavity formed in the buffer.
- the hollow portion is substantially in the vicinity of the center of the buffer portion.
- a buffer clip that is set in a shape that penetrates in a direction perpendicular to the axis connecting the two.
- a buffer clip that receives the movement of the movable member approaching the fixed member near its end, a buffer portion that absorbs impact force, and a locking portion coupled to the fixed member.
- the buffer part is made of a soft material
- the locking part is made of a hard material
- the buffer part wraps around the board part of the locking part, and a core protruding into the buffer part is formed on this board part.
- a buffer clip is provided.
- Fig. 9 is a front view showing the buffer clip
- Fig. 10 is a side view showing the buffer clip
- Fig. 11 is a bottom view showing the buffer clip
- Fig. 12 is a cross-sectional view in the direction of arrow AA in Fig. 9. is there.
- the buffer clip 201 is for absorbing the impact force associated with the opening and closing of the automobile ashtray.
- the buffer clip 201 is roughly divided into a buffer portion 210 formed of a soft material such as elastomeric resin and a locking portion 220 formed of a hard material such as polypropylene (PP).
- PP polypropylene
- the overall shape of the buffer portion 210 has a truncated cone shape, and the buffer portion 210 has a small diameter side in the main body 212.
- the top surface 212a will receive an impact force.
- the large-diameter base located on the opposite side of the top surface 212a encloses the substrate portion 222 in the locking portion 220 (FIG. 12), so that the buffer portion 210 and the locking portion 220 are integrated. It has been deceived.
- the buffer portion 210 includes a hollow portion 214 that penetrates in a direction perpendicular to the axis connecting the top surface 212a and the locking portion 220, in the vicinity of the center of the main body 212. That is, the cavity 214 is open on both sides of the main body 212. Inside the hollow portion 214, a convex portion 216 protruding upward from the lower surface on the axis is provided.
- the locking portion 220 includes a leg portion 224 extending downward from the substrate portion 222, and the leg portion 224 is inserted into the mounting hole 232 of the fixing member 230 indicated by the phantom line in FIG.
- the leg portion 224 has a ship bottom (boat) shape as a whole, and locking claws 226 are formed on the flexible wall portions on both sides.
- a reinforcing rib 228 is formed at the center of the leg portion 224.
- fixed member 230 is a fixed member at a location where an ashtray (movable member) of an automobile is mounted in the present embodiment.
- this door may become the fixed member 230.
- the buffer clip 201 is provided at a position where the movement of the movable member approaching the fixed member 230 is received near its end.
- the buffer clip 201 is attached to the fixing member 230 by inserting the locking portion 220 into the mounting hole 232 of the fixing member 230 shown in FIG.
- the buffer clip 201 By attaching the buffer clip 201 to the fixed member 230, the movement of the movable member is received by the buffer portion 210 near its end. That is, the movable member is received by the top surface 212a of the main body 212 in the buffer portion 210, and the impact force is absorbed by the elastic deformation of the main body 212.
- the absorption level of the impact force can be adjusted by changing the size of the cavity 214 in the main body 212. Therefore, it does not use expensive materials for the body 212 and is inexpensive Even if it is a simple material, it is possible to adjust the buffering force to some extent. Including changes in the size, outer shape, or material of the main body 212 further expands the adjustment range. Further, the convex portion 216 provided inside the hollow portion 214 can restrict the main body 212 from being deformed excessively, and the buffering force can be adjusted by changing the length and shape of the convex portion 216. it can. Note that the convex portion 216 is an auxiliary means for adjusting the shock absorbing characteristic of the buffer portion 210 to the last, and can be eliminated.
- the buffer unit 210 made of a soft material can be selected with priority given to the impact force absorption characteristics.
- the locking portion 220 that also has a hard material force a sense of moderation due to the passage of the locking claw 226 when the leg portion 224 is inserted into the mounting hole 232 of the fixing member 230, and coupling to the mounting hole 232 Selection of materials giving priority to strength.
- FIG. 13 is a front view showing the buffer clip in a partial cross section, and FIG.
- This buffer clip 301 is for absorbing the impact force associated with the opening and closing of the glove box in the interior of the automobile.
- the buffer clip 301 is roughly divided into a buffer portion 340 formed of a soft material such as an elastomer resin and a locking portion 320 formed of a hard material such as PP (polypropylene).
- the locking portion 320 has the same structure as that of the second embodiment except that the position of the locking claw 326 in the leg portion 324 and the shape of the rib 328 are slightly different.
- the buffer portion 340 has a truncated cone shape as a whole, and receives an impact force on the top surface 342 a on the small diameter side of the main body 342.
- the large-diameter base located on the opposite side of the top surface 342a encloses the board portion 322 in the locking portion 320, whereby the buffer portion 340 and the locking portion 320 are integrated together.
- the buffer portion 340 includes a truncated cone-shaped cavity 344 inside the main body 342, and the cavity 344 opens at the top surface 342 a of the main body 342.
- the buffer clip 301 of the third embodiment is also attached to the fixing member 330 by inserting the locking portion 320 into the mounting hole 332 of the fixing member 330 shown in FIG. It is attached.
- the movable member (glove box lid) is near the end of the movement It is received by the buffer 340. That is, when the movable member is received by the top surface 342a of the main body 342, the main body 342 is elastically deformed and the impact force is absorbed.
- the cavity 344 opens at the top surface 342a of the main body 342 that receives impact force, and the buffering force when receiving the movable member can be finely adjusted by the shape of the cavity 344.
- FIG. 15 is a front view showing the buffer clip in partial cross section
- FIG. 16 is a plan view of the buffer clip.
- the buffer clip 401 is for absorbing a relatively large impact force associated with opening and closing of a back door for an automobile or the like.
- the buffer clip 401 is roughly divided into a buffer portion 450 formed of a soft material such as elastomeric resin and a locking portion 470 formed of a hard material such as PP.
- the buffer portion 450 has a truncated cone shape as a whole, and receives an impact force on the top surface 452a on the small diameter side of the main body 452.
- the base on the large diameter side located on the opposite side of the top surface 452a encloses the board portion 472 in the locking portion 470, whereby the buffer portion 450 and the locking portion 470 are integrated.
- the buffer 450 includes a cylindrical cavity 454 inside the main body 452, and the cavity 454 opens at the top surface 452 a of the main body 452.
- the top surface 452a of the main body 452 is formed with a plurality of (four) grooves 455 that allow the outer peripheral partial force to reach the opening of the cavity 454.
- the locking portion 470 includes a leg portion 474 extending downward from the substrate portion 472, and the leg portion 474 is inserted into the mounting hole of the fixing member 431 (body panel) indicated by the phantom line in FIG. .
- Locking claws 476 having flexibility are formed on both sides of the leg portion 474, respectively.
- the buffer clip 401 is attached to the fixing member 431 by inserting the locking portion 470 into the attachment hole of the fixing member 431 shown in FIG.
- a movable member (such as an automobile backdoor) is received by the buffer 450 near the end of the closing operation. That is, the movable member Is received by the top surface 452a of the main body 452, the main body 452 is elastically deformed to absorb the impact force.
- the top surface 452a where the shock absorber 450 first receives an impact force has a plurality of grooves 455, so that the initial impact load is softly received, and the rest is a cushion based on the shape of the cavity 454. Demonstrate the characteristics.
- FIG. 17 is a front view showing the buffer clip in a partial cross section
- FIG. 18 is a plan view of the buffer clip.
- This buffer clip 501 is for absorbing a comparatively large impact force, like the buffer clip of the fourth embodiment, and includes a buffer portion 560 formed of a soft material such as an elastomer resin, and the like.
- a locking portion 570 similar to that of the fourth embodiment is provided.
- the overall shape of the buffer portion 560 is a truncated cone shape, and an impact force is applied to the top surface 562a on the small diameter side of the main body 562.
- the large-diameter base located on the opposite side of the top surface 562a encloses the substrate portion 572 in the locking portion 570, whereby the buffer portion 560 and the locking portion 570 are integrated.
- the buffer portion 560 includes a hollow portion 564 that opens at the top surface 562a inside the main body 562.
- the hollow portion 564 includes a columnar straight portion 564a and a conical portion 564b having a shape opened toward the top surface 562a on the opening side.
- the shock-absorbing clip 501 of the fifth embodiment exhibits almost the same impact force absorption characteristics as the shock-absorbing clip 401 of the fourth embodiment.
- FIG. 19 is a front view showing the buffer clip in a partial cross section
- FIG. 20 is a side view of the buffer clip.
- the buffer clip 601 of the sixth embodiment is roughly divided into a buffer part 680 formed of a soft material such as elastomeric resin and a locking part 690 formed of a hard material such as PP.
- the buffer portion 680 has a weak portion 684 formed on the small diameter side of the main body 682, and both the main body 682 and the weak portion 684 have a truncated cone shape.
- a hole 686 that opens at the front end surface is provided at the center of the fragile portion 684.
- the main body 682 includes a portion corresponding to the hollow portion in each of the previous embodiments.
- the large diameter side element located on the opposite side of the weakened portion 684 The portion wraps around the substrate portion 692 of the locking portion 690, whereby the buffer portion 680 and the locking portion 690 are integrated. Further, a lip portion 688 is continuously formed in the circumferential direction on the outer periphery of the base portion on the large diameter side of the main body 682.
- the locking portion 690 is also provided with a leg portion 694 extending downward from the substrate portion 692, and this leg portion 694 is inserted into the mounting hole of the fixing member 631 (body panel) indicated by the phantom line in FIG. On both sides of the leg portion 694, flexible locking claws 696 are formed.
- the locking portion 690 is inserted into the mounting hole of the fixing member 631, so that both the locking claws 696 pass through the mounting hole while being squeezed, thereby fixing the fixing member.
- a buffer clip 601 is attached to the fixing member 631 through the opposite side of 631. At this time, the lip portion 688 is pressed against the surface of the fixing member 631 to be elastically deformed, and the degree of adhesion of the main body 682 to the fixing member 631 is increased.
- the movable member is received by the buffer 680 near the end of its movement, but the initial impact load is absorbed by the elastic deformation of the fragile portion 684, and then the predetermined impact force is applied by the elastic deformation of the main body 682. Is absorbed. Therefore, the shock absorption characteristics of the buffer section 680 are two-stage, and one type of buffer clip can be used at different locations with different stagnation amounts.
- the seventh embodiment will be described below.
- FIG. 21 is a front view showing the buffer clip in a partial cross section
- FIG. 22 is a side view of the buffer clip.
- the structure of the buffer clip 701 of the seventh embodiment is broadly divided into a buffer part 710 formed of a soft material such as elastomer resin and a locking part 720 formed of a hard material such as PP. .
- the buffer portion 710 has a truncated cone shape, and receives an impact force at the top surface 712 a on the small diameter side of the main body 712.
- the large-diameter base located on the side opposite to the top surface 712a encloses the substrate portion 722 in the locking portion 720, whereby the buffer portion 710 and the locking portion 720 are integrated. .
- the main body 712 does not have a hollow portion.
- the locking portion 720 includes a leg portion 724 extending downward from the substrate portion 722.
- the leg portion The portion 724 is inserted into the mounting hole 7 32 of the fixing member 730 (vehicle interior board or the like) indicated by the phantom line in FIG.
- the leg portion 724 has a structure similar to that of the leg portion 224 of the second embodiment, and locking claws 726 are formed on the flexible wall portions on both sides.
- both the locking claws 726 penetrate the opposite side of the fixing member 730.
- the buffer clip 701 is attached to the fixing member 730.
- the substrate portion 722 also includes a core 728 that protrudes into the main body 712 at the axial core portion of the buffer clip 701.
- the buffer clip 701 of the seventh embodiment is also attached to the fixing member 730 by inserting the locking portion 720 into the attachment hole 732 thereof.
- the movable member is received from the top surface 712a of the main body 712 near the end of the movement, and the impact force is absorbed by the elastic deformation of the main body 712 at this time.
- the impact force absorption characteristic can be adjusted by selecting the amount of protrusion, shape or position of the core 728.
- the buffer clip 701 of the seventh embodiment is suitable when a moderate hardness is required for the buffer unit 710.
- the material of the buffer portion and the locking portion is not limited to the above-mentioned resin material, but may be appropriately selected according to each function.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Child & Adolescent Psychology (AREA)
- Vibration Dampers (AREA)
- Clamps And Clips (AREA)
- Insertion Pins And Rivets (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Medicines Containing Plant Substances (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05800373A EP1820995B1 (en) | 2004-11-26 | 2005-11-07 | Shock-absorbing clip |
AT05800373T ATE472690T1 (de) | 2004-11-26 | 2005-11-07 | Anschlagpuffer |
DE602005022105T DE602005022105D1 (de) | 2004-11-26 | 2005-11-07 | Anschlagpuffer |
US11/803,856 US7566081B2 (en) | 2004-11-26 | 2007-05-16 | Cushioning clip |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-342551 | 2004-11-26 | ||
JP2004342551A JP2006153083A (ja) | 2004-11-26 | 2004-11-26 | 緩衝クリップ |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/803,856 Continuation US7566081B2 (en) | 2004-11-26 | 2007-05-16 | Cushioning clip |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006057150A1 true WO2006057150A1 (ja) | 2006-06-01 |
Family
ID=36497890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/020361 WO2006057150A1 (ja) | 2004-11-26 | 2005-11-07 | 緩衝クリップ |
Country Status (8)
Country | Link |
---|---|
US (1) | US7566081B2 (ja) |
EP (1) | EP1820995B1 (ja) |
JP (1) | JP2006153083A (ja) |
KR (1) | KR20070084458A (ja) |
CN (1) | CN101065600A (ja) |
AT (1) | ATE472690T1 (ja) |
DE (1) | DE602005022105D1 (ja) |
WO (1) | WO2006057150A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2008013652A3 (en) * | 2006-07-27 | 2008-03-20 | Chemtura Corp | Geometric shaped side bearing pad |
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US7644975B2 (en) * | 2007-04-03 | 2010-01-12 | Honda Motor Co., Ltd. | Mounting arrangement for mounting cladding to vehicle body |
JP2010001967A (ja) * | 2008-06-20 | 2010-01-07 | Daiwa Kasei Kogyo Kk | クッションクリップ |
JP2010014216A (ja) | 2008-07-04 | 2010-01-21 | Daiwa Kasei Kogyo Kk | クッションクリップ |
JP5154459B2 (ja) * | 2009-01-19 | 2013-02-27 | 大和化成工業株式会社 | クッションクリップ |
JP2011027209A (ja) | 2009-07-28 | 2011-02-10 | Daiwa Kasei Kogyo Kk | クッションクリップ |
JP2011064293A (ja) * | 2009-09-18 | 2011-03-31 | Daiwa Kasei Kogyo Kk | クッションクリップ |
JP2011064292A (ja) * | 2009-09-18 | 2011-03-31 | Daiwa Kasei Kogyo Kk | クッションクリップ |
CN102022053B (zh) * | 2009-09-23 | 2013-09-04 | 上海通用汽车有限公司 | 一种能够调节汽车门盖的初始弹起性能的缓冲块 |
JP2011241962A (ja) * | 2010-05-21 | 2011-12-01 | Daiwa Kasei Kogyo Kk | 緩衝クリップ |
JP5666368B2 (ja) * | 2011-03-31 | 2015-02-12 | 大和化成工業株式会社 | 緩衝クリップ |
JP5752848B2 (ja) * | 2012-03-12 | 2015-07-22 | 株式会社パイオラックス | 付勢装置 |
CN103510779A (zh) * | 2012-06-30 | 2014-01-15 | 重庆长安汽车股份有限公司 | 一种适用于乘用车的背门缓冲垫 |
JP5797846B2 (ja) * | 2012-08-07 | 2015-10-21 | 株式会社パイオラックス | 緩衝装置 |
JP5994591B2 (ja) * | 2012-11-15 | 2016-09-21 | 日産自動車株式会社 | バンパーラバー |
JP6147508B2 (ja) * | 2013-01-15 | 2017-06-14 | 大和化成工業株式会社 | クッションクリップ |
CN103437625A (zh) * | 2013-08-20 | 2013-12-11 | 重庆长安汽车股份有限公司 | 一种车门缓冲构件 |
KR101681579B1 (ko) * | 2013-09-17 | 2016-12-01 | 현대모비스 주식회사 | 글로브 박스 |
JP6256978B2 (ja) * | 2014-01-10 | 2018-01-10 | キャタピラー エス エー アール エル | 開閉カバー用のラバーストッパ |
JP6328476B2 (ja) * | 2014-04-16 | 2018-05-23 | 大和化成工業株式会社 | クリップ |
USD777019S1 (en) * | 2014-05-08 | 2017-01-24 | Daiwa Kasei Kogyo Kabushiki Kaisha | Cushion |
EP2944753A1 (en) * | 2014-05-15 | 2015-11-18 | Ford Otomotiv Sanayi Anonim Sirketi | Shock absorber and vehicle |
US9181745B1 (en) | 2014-05-21 | 2015-11-10 | Newfrey Llc | Trunk cushion assembly |
BR112017003775B1 (pt) * | 2014-09-12 | 2021-07-27 | Illinois Tool Works Inc | Prendedor, em particular para prender painéis de acabamento de veículo a um suporte |
GB2550715B (en) * | 2015-01-26 | 2020-10-14 | Piolax Inc | Stopper device |
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KR101713746B1 (ko) * | 2015-07-14 | 2017-03-08 | 현대자동차 주식회사 | 차량용 오버슬램 범퍼 |
WO2017027576A1 (en) * | 2015-08-11 | 2017-02-16 | Xenith, Llc | Shock absorbers for protective body gear |
CN107524364A (zh) * | 2016-06-22 | 2017-12-29 | 福特环球技术公司 | 用于车辆结构件的缓冲件及约束组件 |
US10246912B2 (en) * | 2016-11-18 | 2019-04-02 | Ford Global Technologies Llc | Locator feature for automotive interior doors |
KR20180113337A (ko) * | 2017-04-06 | 2018-10-16 | 현대자동차주식회사 | 오버슬램범퍼 어셈블리 |
US10150444B1 (en) * | 2017-09-15 | 2018-12-11 | Ford Global Technologies, Llc | Frangible bump stop support |
DE102018004470A1 (de) * | 2018-06-06 | 2019-12-12 | Kiekert Ag | Gummielastische Lagerung für eine Antriebseinheit in einem Kraftfahrzeug |
CN108662128B (zh) * | 2018-06-20 | 2019-10-29 | 浙江工贸职业技术学院 | 一种减速机保护装置 |
JP6998843B2 (ja) * | 2018-07-23 | 2022-01-18 | 株式会社クリヤマ技術研究所 | 保護ガード材 |
KR102070640B1 (ko) * | 2019-06-07 | 2020-01-29 | 주식회사 디엠씨 | 고정력과 완충성을 구비한 오버슬램범퍼 |
DE102019208927B4 (de) * | 2019-06-19 | 2024-05-29 | Volkswagen Aktiengesellschaft | Flexibles Andruckelement |
CN115110864A (zh) * | 2022-08-05 | 2022-09-27 | 徐州徐工挖掘机械有限公司 | 一种驾驶室侧门助力缓冲机构及驾驶室 |
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2004
- 2004-11-26 JP JP2004342551A patent/JP2006153083A/ja active Pending
-
2005
- 2005-11-07 AT AT05800373T patent/ATE472690T1/de not_active IP Right Cessation
- 2005-11-07 WO PCT/JP2005/020361 patent/WO2006057150A1/ja active Application Filing
- 2005-11-07 KR KR1020077011595A patent/KR20070084458A/ko not_active Application Discontinuation
- 2005-11-07 CN CNA2005800405331A patent/CN101065600A/zh active Pending
- 2005-11-07 EP EP05800373A patent/EP1820995B1/en not_active Not-in-force
- 2005-11-07 DE DE602005022105T patent/DE602005022105D1/de active Active
-
2007
- 2007-05-16 US US11/803,856 patent/US7566081B2/en not_active Expired - Fee Related
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JPH07145840A (ja) * | 1993-11-25 | 1995-06-06 | Kinugawa Rubber Ind Co Ltd | バンパーラバー |
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WO2008013652A3 (en) * | 2006-07-27 | 2008-03-20 | Chemtura Corp | Geometric shaped side bearing pad |
US8061698B2 (en) | 2006-07-27 | 2011-11-22 | Chemtura Corporation | Geometric shaped side bearing pad |
Also Published As
Publication number | Publication date |
---|---|
EP1820995A1 (en) | 2007-08-22 |
EP1820995B1 (en) | 2010-06-30 |
CN101065600A (zh) | 2007-10-31 |
US20070234527A1 (en) | 2007-10-11 |
JP2006153083A (ja) | 2006-06-15 |
ATE472690T1 (de) | 2010-07-15 |
KR20070084458A (ko) | 2007-08-24 |
EP1820995A4 (en) | 2008-01-02 |
DE602005022105D1 (de) | 2010-08-12 |
US7566081B2 (en) | 2009-07-28 |
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