WO2019087689A1 - 緩衝器 - Google Patents

緩衝器 Download PDF

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Publication number
WO2019087689A1
WO2019087689A1 PCT/JP2018/037369 JP2018037369W WO2019087689A1 WO 2019087689 A1 WO2019087689 A1 WO 2019087689A1 JP 2018037369 W JP2018037369 W JP 2018037369W WO 2019087689 A1 WO2019087689 A1 WO 2019087689A1
Authority
WO
WIPO (PCT)
Prior art keywords
mounting member
piston pipe
air chamber
shock absorber
seal ring
Prior art date
Application number
PCT/JP2018/037369
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
雄亮 古田
哲夫 荒畑
Original Assignee
Ｋｙｂ株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ｋｙｂ株式会社 filed Critical Ｋｙｂ株式会社
Priority to CN201880027025.7A priority Critical patent/CN111263865A/zh
Publication of WO2019087689A1 publication Critical patent/WO2019087689A1/ja

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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
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
    • F16F9/08—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid where gas is in a chamber with a flexible wall
    • F16F9/084—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid where gas is in a chamber with a flexible wall comprising a gas spring contained within a flexible wall, the wall not being in contact with the damping fluid, i.e. mounted externally on the damper cylinder
    • 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/36—Special sealings, including sealings or guides for piston-rods
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing

Definitions

  • the present invention relates to a shock absorber.
  • the shock absorber main body comprises an outer shell and a rod inserted into the outer shell.
  • the shock absorber includes a protector attached to the upper end of the outer shell, a piston pipe attached to the tip of the protector, a cylindrical air chamber attached to a rod in the shock absorber main body, a piston pipe and an air chamber And a rolling diaphragm to be bridged.
  • the shock absorber comprises, in addition to the shock absorber body, an air spring consisting of an air chamber, a protector, a piston pipe and a rolling diaphragm, and forms an air chamber around the rod.
  • the protector has a tubular shape and is provided with a bent portion bent at the upper end at the upper end, and is mounted on the head portion of the outer shell so that the piston pipe is press-fit onto the outer periphery of the tip of the protector There is.
  • a seal ring is provided on the protector and the press-fit portion of the piston pipe, and the space between the protector and the piston pipe is kept airtight to prevent air leakage from the air chamber.
  • the protector since the protector is only covered on the outer shell, there is a possibility that the protector may rotate with respect to the outer shell when a circumferential force acts.
  • the piston pipe is pressed into the protector, but there is a risk that the protector may rotate with respect to the outer shell, so the piston pipe rotates in the circumferential direction with respect to the air chamber and twists the rolling diaphragm. There is a fear. If the piston pipe rotates in the circumferential direction with respect to the air chamber and twists the rolling diaphragm, a problem arises that an undesirable resistance is generated due to friction or the like when the shock absorber expands and contracts.
  • the protector since the protector is only covered on the outer shell, there is a risk that the protector may come off the outer shell when an axial force is applied. If the protector comes off from the outer shell, positioning is required so that the rolling diaphragm is not twisted when assembled to the vehicle, and the assembly operation becomes complicated.
  • the seal ring is provided at a portion where the piston pipe is pressed into the protector, there is a possibility that the seal ring may be attacked when the piston pipe is pressed into the protector.
  • an object of the present invention is to provide a shock absorber that can prevent the seal ring from being damaged while preventing the piston pipe from coming off and turning against the outer shell.
  • the shock absorber comprises an expandable shock absorber body having a rod and an outer shell, an air chamber connected to the rod, an annular attachment member fixedly attached to the outer periphery of the outer shell, and a cylinder
  • a locking member for preventing the piston pipe from coming off with respect to the mounting member on the side opposite to the air chamber with respect to the seal ring of the mounting member, and a locking member for preventing rotation of the piston pipe in the circumferential direction.
  • the locking portion and the locking portion are provided on the side opposite to the air chamber with respect to the seal ring of the mounting member, and the mounting member causes the piston pipe to slip off and rotate relative to the outer shell. While the piston pipe does not attack the seal ring during attachment of the piston pipe to the mounting member.
  • FIG. 1 is a longitudinal sectional view of a shock absorber according to an embodiment of the present invention.
  • FIG. 2 is an enlarged longitudinal cross-sectional view of a part of the shock absorber in the embodiment of the present invention.
  • FIG. 3 is an enlarged vertical cross-sectional view of a part of the shock absorber in the first modified example of the embodiment of the present invention.
  • FIG. 4 is an enlarged vertical sectional view of a part of the shock absorber in the second modification of the embodiment of the present invention.
  • FIG. 5 is an enlarged exploded perspective view of a part of the shock absorber in the third modification of the embodiment of the present invention.
  • the shock absorber D in one embodiment has a telescopic shock absorber body 1 having a rod 2 and an outer shell 3 through which the rod 2 enters and exits, a cylindrical air chamber 4 connected to the rod 2, and an outer
  • An annular mounting member 5 mounted on the outer periphery of the shell 3, a piston pipe 6 fitted on the outer periphery of the mounting member 5, a rolling diaphragm 7 bridged between the air chamber 4 and the piston pipe 6, and the mounting member 5
  • a seal ring 8 mounted on the outer periphery of the housing, a retainer for preventing the piston pipe 6 from coming off with respect to the mounting member 5, and a rotation stopper for preventing the piston pipe 6 from rotating relative to the mounting member 5 .
  • the shock absorber D connects the lower end of the outer shell 3 in FIG. 1 to the axle of the vehicle (not shown), couples the rod 2 to the vehicle body of the vehicle (not shown), and can be interposed between the vehicle body and the axle ing. Then, in the shock absorber D, the shock absorber main body 1 exerts a damping force by relative movement in the axial direction of the rod 2 and the outer shell 3, that is, expansion and contraction, thereby suppressing vehicle body vibration.
  • an air chamber G partitioned on the outer periphery of the shock absorber main body 1 by the air chamber 4, the piston pipe 6 and the rolling diaphragm 7 is filled with a gas, and these airs bias the shock absorber main body 1 in the extension direction.
  • a spring S is configured. Since the air spring S changes the volume of the air chamber G with expansion and contraction of the shock absorber main body 1 and the internal pressure fluctuates at that time, the shock absorber D exerts an elastic force according to the pressure.
  • the air spring S acts as a suspension spring parallel to the shock absorber body 1.
  • the use form of the shock absorber D is not limited to the use form interposed between the vehicle body of the vehicle and the axle.
  • the shock absorber main body 1 is a double cylinder type in this embodiment, and although not shown, the cylinder housed in the outer shell 3 and movably accommodated in the cylinder and connected to the rod 2 And a reservoir chamber formed between the cylinder and the outer shell 3 and exerting a damping force when expanding and contracting. It is supposed to
  • the shock absorber main body 1 may be a single cylinder type other than a double cylinder type, and in the case of a single cylinder type, the piston may be slidably inserted into the outer shell 3 to form an outer It is sufficient to provide a chamber filled with two working liquids in the shell.
  • an annular mounting member 5 is provided on the outer periphery of the outer shell 3.
  • the mounting member 5 is annular, and includes an upper end 5a in order from the upper end, and annular grooves 5c, 5c for accommodating two seal rings 8, 8 having an outer diameter larger than the upper end 5a.
  • the seal holding portion 5b provided, the press-fit portion 5d having a larger outer diameter than the seal holding portion 5b and into which the piston pipe 6 is press-fit, and the outer diameter greater than the press-fit portion 5d And a stopper portion 5e for restricting the downward movement. Therefore, the press-fit portion 5 d is provided closer to the air chamber side than the seal holding portion 5 b of the mounting member 5.
  • sticker holding part 5b and the press-fit part 5d in the outer periphery of the attachment member 5 it becomes a taper surface and is diameter-expanding gradually.
  • the inner diameter of the mounting member 5 is a diameter that can be fitted to the outer shell 3. Then, the mounting member 5 is an outer periphery of the outer shell 3 and after fitting at a predetermined position, welding of the upper end 5a is performed with a gap between the upper end surface of the upper end 5a and the outer periphery of the outer shell 3 as a gap. Fixedly attached to the outer shell 3.
  • seal rings 8 each formed of an O-ring are attached to the annular grooves 5c and 5c of the mounting member 5, respectively.
  • the seal ring 8 may be a seal other than the O-ring if it is annular.
  • the piston pipe 6 has a tubular shape, and the upper end side thereof is expanded in diameter, and a predetermined space is formed between the piston pipe 6 and the outer shell 3.
  • a fitting portion 6a expanded in diameter so as to be able to press fit the fitting member 5 into the press fitting portion 5d, and above the fitting portion 6a.
  • a seal facing portion 6b smaller in diameter than the fitting portion 6a and engageable with the seal holding portion 5b is provided on the air chamber 4 side.
  • the inner diameter of the fitting portion 6a is larger than the outer diameter of the seal holding portion 5b and smaller than the outer diameter of the press-fit portion 5d.
  • the outer shell 3 is inserted into the piston pipe 6 from above in FIG. 1 and brought close to the mounting member 5, and the lower end of the piston pipe 6 is the stopper portion 5e. Push in until it abuts. Then, the fitting portion 6 a is press-fit into the press-fit portion 5 d of the mounting member 5, and the piston pipe 6 is fixed to the mounting member 5.
  • the press-fit portion 5d is provided on the side opposite to the air chamber than the seal ring 8 of the mounting member 5, and the outer diameter of the press-fit portion 5d is larger than the outer diameter of the seal holding portion 5b.
  • the inner diameter of the fitting portion 6a is larger than the outer diameter of the seal holding portion 5b, so the seal ring mounted on the seal holding portion 5b Does not interfere with 8 excessively. Therefore, when the piston pipe 6 is attached to the mounting member 5, the piston pipe 6 does not attack the seal ring 8, so the seal ring 8 is damaged and there is no risk of causing gas leakage from the air chamber G.
  • the press-fit portion 5 d into which the piston pipe 6 is press-fit is provided on the side opposite to the air chamber with respect to the seal ring 8 of the mounting member 5, when the piston pipe 6 is attached to the mounting member 5, Even if wear debris is generated by rubbing with the press-fit portion 5d, the seal ring 8 can also prevent the wear debris from entering the air chamber G.
  • the inner periphery of the end of the fitting portion 6a of the piston pipe 6 is tapered so that the insertion of the mounting member 5 is smooth.
  • the slip prevention portion and the rotation prevention portion in the present embodiment are configured by the press-fit portion 5 d provided in the mounting member 5.
  • the fitting portion 6a at the lower end which is the tip of the piston pipe 6 does not have to be expanded in diameter. As shown in FIG. 3, the diameter of the piston pipe 6 is not changed and the seal holding portion 5b of the mounting member 5 is not changed. Since the outer diameter is smaller than the outer diameter of the press-fit portion 5d, the seal ring 8 can be prevented from being damaged when the piston pipe 6 is press-fitted to the mounting member 5. However, if the diameter of the fitting portion 6a is enlarged, the clearance between the fitting portion 6a and the seal holding portion 5b can be increased, so that the scratch preventing effect of the seal ring 8 can be made more reliable.
  • an air chamber 4 which is cylindrical and whose inner diameter is larger than the outer diameter of the piston pipe 6 is attached. Therefore, when the shock absorber main body 1 expands and contracts, the air chamber 4 allows the upper end serving as the proximal end of the piston pipe 6 to move in and out.
  • the rolling diaphragm 7 has a cylindrical shape and one end 7a which is the lower end in FIG. 1 is folded back inward by the fixing band 9 on the upper end outer periphery of the piston pipe 6 in FIG. Are tightly fixed by the fixing band 10 to the outer periphery of the air chamber 4. Further, a cylindrical cover 11 is attached to the lower end of the air chamber 4 from the outer periphery of the rolling diaphragm 7.
  • the shock absorber D configured in this way, when the shock absorber body 1 expands and contracts, the piston pipe 6 approaches and approaches the air chamber 4. As the shock absorber main body 1 expands and contracts, the rolling diaphragm 7 is guided by the cover 11 to change the folding position to allow relative movement between the air chamber 4 and the piston pipe 6 and thereby the volume in the air chamber G. Change. Therefore, when the shock absorber D expands and contracts, the volume in the air chamber G changes and the internal pressure changes, and the air spring S urges the shock absorber main body 1 in the extension direction according to the pressure in the air chamber G Demonstrate power.
  • shock absorber D of the present invention has rod 2 and outer shell 3 which rod 2 enters and exits, and it can expand-contract shock absorber main body 1, cylindrical air chamber 4 connected with rod 2, and an outer
  • the annular mounting member 5 fixedly attached to the outer periphery of the shell 3 and the cylindrical tip whose distal end is fitted to the outer periphery of the mounting member 5 and the base end side in the air chamber 4 by the expansion and contraction of the shock absorber main body 1
  • a piston pipe 6 which moves in and out, a rolling diaphragm 7 which is bridged between the air chamber 4 and the piston pipe 6, a seal ring 8 which is mounted on the outer periphery of the mounting member 5 and in close contact with the inner periphery of the piston pipe 6
  • the retaining member for preventing the piston pipe 6 from coming off with respect to the mounting member 5 on the side opposite to the air chamber with respect to the seal ring 8 and the circumferential rotation of the piston pipe 6 And a detent preventing portion.
  • the anti-slip portion and anti-rotation portion are provided on the side opposite to the air chamber with respect to the seal ring 8 of the mounting member 5. It is possible to prevent the piston pipe 6 from attacking the seal ring 8 when the piston pipe 6 is attached to the mounting member 5 while preventing dislodgment and rotation with respect to 3. Therefore, according to the shock absorber D of the present invention, there is no risk of damaging the seal ring 8 while preventing the piston pipe 6 from coming off and rotating with respect to the outer shell 3.
  • the inner periphery of the tip of the piston pipe 6 provided with the retaining prevention portion and the rotation preventing portion on the side opposite to the air chamber from the seal ring 8 on the outer periphery of the mounting member 5 is press fitted. And the press-fit portion 5d.
  • the piston pipe 6 can be prevented from coming off and rotating from the outer shell 3 by press-fitting the piston pipe 6 into the mounting member 5, so as to prevent falling off and rotation. As there is no need to add parts, the cost is high and the assembly operation is easy.
  • the outer diameter of the press-fit portion 5d of the mounting member 5 may be larger than the outer diameter of the seal holding portion 5b to which the seal ring 8 is attached. In this case, the piston pipe 6 does not excessively interfere with the seal ring 8 when the piston pipe 6 is pressed into the press-fit portion 5 d, and the seal ring 8 can be protected.
  • the anti-slip portion and the anti-rotation portion may be configured as follows. As shown in FIG. 4, a hole 6 c communicating the inside and the outside is provided in the fitting portion 6 a provided on the front end side of the piston pipe 6, and as a stop member mounted on the air chamber side opposite to the seal ring 8 of the mounting member 5. The screw 12 may be inserted into the hole 6c.
  • the screw 12 is screwed into a screw hole 5 f provided on the side opposite to the air chamber with respect to the seal ring 8 of the mounting member 5 and mounted on the mounting member 5.
  • the screw hole 5 f is provided at a position that can face the hole 6 c provided in the piston pipe 6 so that the screw 12 can be inserted into the hole 6 c. Then, when the screw 12 is inserted into the hole 6c, the upward removal of the piston pipe 6 with respect to the outer shell 3 and the rotation in the circumferential direction are restricted.
  • the locking portion and the locking portion are constituted by the hole 6c and the screw 12. Even in this case, it is possible to prevent the piston pipe 6 from being detached and rotated relative to the outer shell 3.
  • the fixing member may be a pin fixed by press-fitting or the like inserted into a hole provided in the mounting member 5, or may be inserted into the hole 6c by protruding from the mounting member 5 I hope there is.
  • the fixing member may have a hole in the mounting member 5, be fixed to the hole 6 c of the piston pipe 6, and be inserted into the hole of the mounting member 5. That is, the stopping member is inserted into the hole 6c and provided on the side opposite to the air chamber with respect to the seal ring 8 of the mounting member 5, and movement of the mounting member 5 is restricted in the axial direction and circumferential direction. I hope there is.
  • the locking portion and the locking portion may be configured as follows.
  • the retaining member is attached to the fitting portion 6 a provided on the tip end side of the piston pipe 6 so as to protrude to the inner peripheral side and to the air chamber side opposite to the seal ring 8 of the mounting member 5. It has the pin member 13 inserted in the annular groove 5g along the provided circumferential direction.
  • the anti-rotation prevention portion is provided with a convex portion 5 h provided on a stopper portion 5 e provided on the side opposite to the air chamber from the seal ring 8 of the piston pipe 6 and the mounting member 5. And the recessed part 6d provided in these.
  • the pin member 13 is a push clip attached to a hole 6 e provided to communicate the inside and the outside with the fitting portion 6 a of the piston pipe 6, and the tip thereof protrudes into the piston pipe 6 when inserted into the hole 6 e It is fixed to the piston pipe 6 in the closed state.
  • the pin member 13 may be a screw, as long as it can be fixed in a state in which it protrudes inward of the piston pipe 6.
  • a retaining member is attached to the tip end side of the piston pipe 6 and has a pin member 13 inserted into an annular groove 5g along the circumferential direction provided on the mounting member 5 and protruding inward and also provided in the mounting member 5 It is configured.
  • the pin member 13 can be prevented from coming off simply by inserting the pin member 13 into the annular groove 5g without positioning the piston pipe 6 in the circumferential direction with respect to the mounting member 5, which facilitates assembly.
  • the anti-rotation prevention portion is a recess provided on one of the piston pipe 6 and the attachment member 5 and a protrusion provided on the other of the piston pipe 6 and the attachment member 5, fitting of the piston pipe 6 and the attachment member 5 Can be visually recognized and easily assembled.
  • shock absorber D of this embodiment the assembly work which assembles piston pipe 6 to mounting member 5 becomes easy.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Fluid-Damping Devices (AREA)
  • Vibration Prevention Devices (AREA)
  • Gasket Seals (AREA)
PCT/JP2018/037369 2017-11-02 2018-10-05 緩衝器 WO2019087689A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201880027025.7A CN111263865A (zh) 2017-11-02 2018-10-05 缓冲器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-212917 2017-11-02
JP2017212917A JP6956595B2 (ja) 2017-11-02 2017-11-02 緩衝器

Publications (1)

Publication Number Publication Date
WO2019087689A1 true WO2019087689A1 (ja) 2019-05-09

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ID=66332509

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Application Number Title Priority Date Filing Date
PCT/JP2018/037369 WO2019087689A1 (ja) 2017-11-02 2018-10-05 緩衝器

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JP (1) JP6956595B2 (zh)
CN (1) CN111263865A (zh)
WO (1) WO2019087689A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019214908A1 (de) * 2019-09-27 2021-04-01 Continental Teves Ag & Co. Ohg Luftfederbein mit einer Verdrehsicherung für einen Abrollkolben

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60134938U (ja) * 1984-02-20 1985-09-07 カヤバ工業株式会社 シヨツクアブソ−バ
JPS6197640U (zh) * 1984-12-04 1986-06-23
JPS6343042A (ja) * 1986-06-23 1988-02-24 モンロ−・オ−ト・イクイップメント・カンパニ− 流体調節式ショックアブソ−バアセンブリ
JPS63133691U (zh) * 1987-02-25 1988-09-01
JP2006234068A (ja) * 2005-02-25 2006-09-07 Kayaba Ind Co Ltd 単筒型油圧緩衝器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4054295A (en) * 1976-08-16 1977-10-18 General Motors Corporation Vehicle body support and leveler device
US4989844A (en) * 1986-06-23 1991-02-05 Monroe Auto Equipment Company Vehicle leveling shock absorber assembly
US8517357B2 (en) * 2009-06-19 2013-08-27 Firestone Industrial Products Company, Llc Gas spring and damper assembly
JP6018415B2 (ja) * 2012-05-22 2016-11-02 Ｋｙｂ株式会社 緩衝器及び緩衝器の製造方法
JP6272211B2 (ja) * 2014-11-19 2018-01-31 Ｋｙｂ株式会社 シール部材及びそれを具備した流体圧装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60134938U (ja) * 1984-02-20 1985-09-07 カヤバ工業株式会社 シヨツクアブソ−バ
JPS6197640U (zh) * 1984-12-04 1986-06-23
JPS6343042A (ja) * 1986-06-23 1988-02-24 モンロ−・オ−ト・イクイップメント・カンパニ− 流体調節式ショックアブソ−バアセンブリ
JPS63133691U (zh) * 1987-02-25 1988-09-01
JP2006234068A (ja) * 2005-02-25 2006-09-07 Kayaba Ind Co Ltd 単筒型油圧緩衝器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019214908A1 (de) * 2019-09-27 2021-04-01 Continental Teves Ag & Co. Ohg Luftfederbein mit einer Verdrehsicherung für einen Abrollkolben

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CN111263865A (zh) 2020-06-09
JP2019086040A (ja) 2019-06-06
JP6956595B2 (ja) 2021-11-02

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