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JP2023077185A |
To provide a dust cover for a ball joint which is improved in contact of a large-diameter side lip part with a cover attachment part, and a ball joint having the same.A dust cover 14 comprises a cylindrical main body part 22 and a large-...
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JP7281324B2 |
To provide a joint boot capable of improving sealability between a thick portion and a case.In a joint boot made of a thermoplastic resin and including a large-diameter cylindrical portion to which a cylindrical case is inserted and whic...
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JP7281323B2 |
To provide a method for manufacturing a joint boot which can suppress lowering of dimensional accuracy of a second cylindrical part.A method for manufacturing a joint boot includes: an injection step of injecting a thermoplastic resin in...
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JP7274363B2 |
To provide a gasket capable of maintaining sealability stably even in a case where a displacement of a relative position of an attachment component to an opening part is large.A seal body 200 comprises: a fixed part 210 that is integrall...
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JP7270512B2 |
To position an outer casing of a constant velocity universal joint, to suppress protrusion of a roller, and to prevent engagement with the constant velocity universal joint in receiving external force.A boot is composed of: a first end p...
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JP2023062449A |
To provide a boot that has short boot length at compression, and suppresses an increase in resilience generated by compression.A boot 1 extending in an axis X direction and capable of extending/contracting in the axis X direction, is equ...
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JP2023062450A |
To provide a boot that suppresses an increase in resilience generated by compression, and capable of easily recovering to an extending state even if used so that an end portion becomes a free end.A boot 1 extending in an axis X direction...
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JP7267593B2 |
To provide a dust cover that can be improved in durability without increasing the thickness, and to provide a ball joint including the same.A dust cover 19 includes a cylindrical body part 40. The dust cover 19 is provided in an end in a...
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JP2023059136A |
To provide a dust cover that can be manufactured with fewer work man-hours.A dust cover includes: an annular bush mounted on an outer peripheral surface of a steering shaft; an annular seal member provided on a radially outside of the bu...
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JP7262241B2 |
To provide a metal diaphragm that can improve chemical stability of a semiconductor process used herein and is suitable for valves or the like and a method of producing the same.A Co-Ni-based alloy diaphragm has a composition consisting ...
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JP2023049941A |
To provide a technology capable of accurately controlling a pressing direction and pressing force in sealing.A gate valve is disposed on a boundary portion of two sections, and blocks communication between two sections. The gate valve in...
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JP2023045071A |
To make the sealability of a packing uniform on its whole circumference.On an end surface of an outside joint member 2, a boot adaptor 9 is disposed through an annular packing 11, and the packing 11 is compressed by axial force acted bet...
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JP7240933B2 |
To provide a method for manufacturing a joint boot which can improve releasability of a preform.A method for manufacturing a joint boot includes: an injection step of injecting a thermoplastic resin into a cavity of a mold and molding a ...
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JP2023033199A |
To suppress generation of buckling during compression of a bellows.A bellows is a synthetic resin bellows, and comprises: a crest part that is convex in a radial direction; a trough part adjacent to the peak part in an axial length direc...
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JP2023509599A |
A seal for sealing a shaft, comprising a seal body having an inner member, an outer member, and a connecting member connecting the inner and outer members. The seal also includes at least one spoke connected to the seal body. At least on...
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JP2023032231A |
To reliably form an identification groove on the whole circumference of an outer peripheral surface of a power transmission shaft.A power transmission shaft (intermediate shaft 2) comprises: male spline parts 2a, 2b inserted into spline ...
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JP2023030741A |
To provide a dust boot which is easy in attachment and removal, and a cylinder device.A dust boot 6 of the present invention, being a dust boot 6 having one body 4 and the other body 3, and covering one body 4 of an apparatus in which on...
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JP7232850B2 |
An electric power steering device (100) comprises a rack shaft (30) for steering vehicle wheels, a gear case (70) serving as a housing that houses the rack shaft (30) and has an opening part (71) into which the rack shaft (30) protrudes,...
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JP7228131B2 |
To improve airtightness of a joint portion between a diaphragm made of glass and base material.A diaphragm constituent 2 includes base material 4 having a first opening hollow part 7, a cover material 5 having a second opening hollow par...
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JP2023026492A |
To provide a weld structure which can improve weld durability while preventing a weld crack when a valve body in a valve device is welded with a diaphragm.A diaphragm valve 10 is provided with: a valve body 13 which is provided in a valv...
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JP7226132B2 |
To provide a dust cover capable of maintaining a state in which a first flexible part and a second flexible part of a bellows are fitted onto a mounting member. A dust cover includes a bushing, a bellows, and a mounting member. The mount...
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JP7223369B2 |
A method for manufacturing a substantially cylindrical dust cover (6) covering an outer side of a damper (3) extending in a predetermined direction and including bellows portions (61) that are configured to expand and contract in an axia...
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JP7223625B2 |
A diaphragm 30 includes a fixed portion 32 to be fixed to a body portion 10, and a flexible thin film portion 33 integrally connected to the fixed portion 32. The fixed portion 32 has a tubular press-fitting portion 34 to be press-fitted...
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JP2023020379A |
To prevent co-rotation of a boot in a constant velocity universal joint in which bearings are respectively disposed between the boot and an external joint member and between the boot and a shaft.A constant velocity universal joint includ...
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JP2023019138A |
To provide a dust-proof cover which can perform dust-proofing on a connection portion of two members connected so as to relatively rotate, without restricting relative rotation motion of both members.In order to perform dust-proofing on ...
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JP7218368B2 |
A sealing device seals a gap between a housing and a rotational shaft located in a shaft hole provided in the housing. The sealing device includes: an annular mounted part that is to be mounted on an inner peripheral surface of the shaft...
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JP7218369B2 |
A sealing device seals a gap between a housing and a rotational shaft located in a shaft hole provided in the housing. The sealing device includes: a mounted part that is to be mounted on the shaft hole; an inner annular part; a seal lip...
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JP2023016448A |
To provide a diaphragm valve element that has excellent bending durability, and to provide a fluid control apparatus including the same.A method for manufacturing a diaphragm valve element includes the steps of: molding a round bar mater...
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JP2023014870A |
To provide a piston boot which can prevent erroneous assembling without needing a skill.A piston boot 7 comprises: a large-diameter fitting part 39 internally fitted to an annular step part 22 which is provided at a caliper body 3; a sma...
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JP2023013426A |
To provide an air spring for a railroad vehicle that is improved to contribute to improvement in durability by preventing or suppressing a diaphragm from wrinkling owing to repeated torsional deformation while avoiding increases in numbe...
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JP7203970B2 |
A sealing device includes a mounted part to be mounted to the inner peripheral surface of the shaft hole, a cylindrical part disposed radially inside the mounted part, a seal lip portion extending from the cylindrical part and in contact...
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JP7200561B2 |
To provide a dust cover whose manufacturing man-hours and manufacturing cost are further reduced.The dust cover includes a bush to be mounted on the outer peripheral face of a steering shaft penetrating through a dash panel, an annular b...
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JP7200556B2 |
To suppress abrasion of a boot by reducing generated surface pressure in interference between the inner peripheral surface of a bellows part of the boot and a ball joint, in a rack-and-pinion type steering device.A bellows part 55 of a b...
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JP7200270B2 |
To provide a steering structure which is advantageous for prevention of ingress of water etc.A joint cover 41 includes: one end part 42A which is fixed to a steering shaft 21 while covering an outer peripheral surface of the steering sha...
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JP7197299B2 |
To provide a damper device, in particular for a hydraulic unit of a vehicle brake device, with which a resulting power loss can be reduced compared to conventional damper devices.A damper device 10 of a hydraulic unit of a vehicle brake ...
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JP7196073B2 |
The shaft seal device includes a seal cover formed in a tubular shaped and provided on an outer periphery of a rotation shaft which is inserted into an axial hole of a housing, a flexible member that connects the seal cover to the housin...
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JP7192478B2 |
To enable an expansion portion 50 occurring on a surface of an air spring body to visually checked, identify an expansion state of the expansion portion 50, and facilitate determination of a damage degree to define standards for replacem...
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JP2022184375A |
To provide a pulsation damper which materializes highly flexible selection of gas sealed into the damper, facilitates reuse of the sealed gas, and can be inexpensively manufactured.A pulsation damper 10 arranged in a combustion chamber h...
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JP2022183633A |
To provide a grommet capable of inhibiting a seal from kinking even when the seal is abutted against a dash panel by causing a pressing force to act on the seal from an oblique direction.A grommet G in accordance with the present inventi...
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JP2022174401A |
To provide a flexible boot for a constant-velocity universal joint that has required heat resistance and also has sufficient levels of cold resistance, oil resistance and ozone resistance, and the constant-velocity universal joint having...
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JP7177646B2 |
Damping coefficient-regulating inductive heating systems (32) are provided, as are isolator assemblies (30) containing such inductive heating systems (32). In embodiments, the isolator assembly (30) includes a damper coefficient-regulati...
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JP7177252B2 |
A dust boot sealing system for automotive brake cylinders, is arranged for dust protection between a linear actuation member and a housing of the brake cylinder. The boot comprises flexible bellows between two concentrical interface port...
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JP7169858B2 |
A diaphragm transfer device sucks and transfers a diaphragm that includes a first protrusion protruding in a direction perpendicular to the surface of the diaphragm. The diaphragm transfer device is provided with: a placing table on whic...
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JP7162368B2 |
A diaphragm member (200) includes a film-shaped diaphragm (200a) made of PFA and a valve body (200c) which is laser welded to a central hole portion of the diaphragm.
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JP7158408B2 |
A boot is provided with an improved sealing effect. The boot has a first and a second fastening region, and a pleated region between them, wherein the first fastening region comprises lobe regions and/or guide regions, and connecting reg...
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JP2022158514A |
To provide a boot mounting member capable of easily mounting a boot to the boot mounting member.A cylindrical boot including an extension extending radially inside in one end in a direction of an axis X is mounted to a boot mounting memb...
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JP7154341B2 |
An air suspension assembly (20) comprises a top and a bottom disposed on a center axis and spaced apart from one another. A bellows (26) of an elastomeric material extends between a first end secured to the top and a second end secured t...
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JP7154406B2 |
Disclosed is a rotary union including an inner shaft, wherein the inner shaft is rotatable and includes an internal channel operable to deliver a cryogenic fluid to a platen. The rotary union may further include a rotary union shaft surr...
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JP7152867B2 |
An object is to provide a constant velocity universal joint boot that can improve resistance to fatigue failure and achieve further extension of service life even if a constant velocity universal joint swings at a large operating angle. ...
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JP2022154479A |
To provide, as one example, a brake caliper which can suppress the lowering of the sealing performance of a boot.A brake caliper comprises, as one example, a first member, a second member, a pin and a boot. A hole is formed at the first ...
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