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JP2003314212A |
To provide a tappet roller support bearing being excellent in durability even under a severe lubrication condition, and facilitating manufacture and having a low cost.In a tappet roller support bearing provided at a rocker arm 3 effectin...
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JP2003311565A |
To provide a rotary table and a machine tool provided with the same, which rotary table can secure a high precision of its rotational motion by improving accuracy of an assembly of bearings.The rotary table apparatus 10 has a rotary tabl...
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JP2003307104A |
To improve smoothness in rotary motion, seizing resistance and abrasion resistance of a roller in a cam follower having the roller on which a cam is abutted.The roller 4 is rotatably attached on an outside diameter part of a support shaf...
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JP2003307267A |
To improve smoothness in the rotating operation of a roller and a seizure-proof property.In a structure where a roller 4 is rotatably mounted on the outside diameter of a spindle 3 hung on through holes 12A, 12B of a pair of side walls 6...
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JP3452178B2 |
To improve corrosion resistance of a cam to sulfuric acid and nitric acid generated as combustion products of engines to suppress the generation of corrosion wear, and thus remarkably reduce the wear of the cam. In relation to a cam 12 f...
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JP2003262105A |
To provide a cam shaft with high adhesion strength of a cam piece and high productivity.The cam shaft comprises a shaft member having a gear with a diameter greater than that of a shaft extending in axial direction, formed integrally on ...
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JP3441536B2 |
PURPOSE: To enable the molding of a cam member by a mold of simple structure which slide only in the central axial direction of rotation. CONSTITUTION: This cam member 1 is a cylindrical cam member having three cam surfaces 31, 32 and 33...
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JP2003240103A |
To reduce working cost of a support shaft by totally hardening the support shaft by devising coming-off prevention structure of the support shaft against a drum body on a cam follower.The support shaft 2 is fitted to through holes 12A, 1...
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JP2003227560A |
To provide a shaft phase determining method of a cam shaft which accurately determines a position around the shaft core of the shaft in a simple structure in assembling the shaft and a cam piece.In the shaft phase determining method of t...
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JP2003222226A |
To reduce a length in the axial direction of a piston driving device reciprocating a piston of a radial piston pump by eccentric rotation of an outer ring of a needle-like roller bearing.An eccentric cam 10 is provided on a rotary shaft ...
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JP3433591B2 |
To fix all cam lobes with one expansion of a tube by setting the outer periphery hardness of a cam lobe to a specified value or higher and the hardness of each of inner peripheral part and a hollow shaft to a prescribed value and providi...
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JP2003206708A |
To provide a cam follower with a roller that can improve a rolling fatigue life and reduce surface damage under high temperatures by improving heat resistance, peeling resistance and smearing resistance.The cam flower with a roller compr...
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JP2003195963A |
To provide a display for a rotary operation part having a simple structure, and easy in reading a state of a rotary operation handle.This display 1 for the rotary operation part is composed of a rotary body 5 for co-rotating with the rot...
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JP2003184994A |
To improve joining force of a shaft body and a cam piece.The tubular shaft body 10 in which protruded parts 13 are formed on the outer periphery, and the cam piece 20 in which recessed parts 24 are formed on the inner periphery of an axi...
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JP2003148592A |
To provide a cam device provided with a balance cam capable of restraining the torque change of an operation cam even if the operation cam is a groove cam or the like.This cam device is provided with the operation cam 3 journaled to a ca...
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JP3408644B2 |
PURPOSE: To dispense with machining after assembling and enable substantial cost reduction by making a meshing gear to be jointedly press fit while a cam piece and the spline end of the gear deform plastically the rolled bulge part when ...
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JP2003129805A |
To eliminate unnecessary play of each part resulting from alternate torque or the like, and to prevent generation of abnormal noise and vibration.By rotating an intermediate rotating body 23, an end portion of a link 14 which is engaged ...
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JP2003130636A |
To provide an improved journal reference-based cam profile calculating method by solving such a conventional problem wherein a difference from an actual cam profile occurs since bending of a cam shaft is out of consideration.Each profile...
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JP3402988B2 |
To suppress incorrect follow-up of a cam follower with respect to a tubular cam while enhancing durability through a simple structure by constructing means for urging one cam follower toward the tubular cam side of a leaf spring. Under a...
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JP3400642B2 |
To provide strong and assured fixing of a second flange and a cam while uniforming the outside diameters of a driving shaft and a camshaft. A recess 60 is formed in the peripheral surface 21b of a driving shaft 21, and also a bolt insert...
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JP2003121104A |
To provide a three-dimensional cam profile measuring method capable of measuring the cam profile of a three-dimensional cam with high accuracy by easy constitution, and a three-dimensional cam profile measuring apparatus adapted thereto....
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JP2003113705A |
To improve the fuel economy of a vehicle, dispense with a clutch and a torque converter device, and facilitate a switchover of power between motor travel and engine travel of a hybrid vehicle.A normal cam, a new cam slidably built therei...
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JP2003113445A |
To provide a cam member having satisfactly scuffing resistance, which is subjected to a sliding contact and pitching resistance being which is subjected to a rolling contact, and provide a cam shaft mounting the cam member.The cam member...
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JP2003106394A |
To easily and securely execute relative positioning in the rotation direction against a rotary shaft of a first cam, relative positional adjustment and positioning to the rotational direction against the first cam of a second cam.The cam...
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JP2003106112A |
To provide a cam follower which enhances mechanical strength (bounce speed of rotation) and improves the reliability of an engine.A fillet R14 is provided on the boundary part between a shaft part 7 and a thrust part 8 in the manner of r...
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JP2003106036A |
To provide a supporting apparatus for a member capable of not only moving up and down the member such as a door or the like having a simple configuration and a small exerting force but also of adequately performing balance adjustment bet...
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JP3394357B2 |
PURPOSE: To simplify positioning of a cam piece and to ensure torque transmission. CONSTITUTION: A metal pin 2 serving as an engaging member is arranged in the predetermined position in a shaft 1. A cam piece 3 is fitted on the outer cir...
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JP2003097941A |
To provide a device and a method for inspecting a cam lobe capable of considering the effects of inner diameter working before it is worked for shaft assembly.In the method, contact points between the cam lobe in working and a chuck of a...
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JP2607836Y2 |
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JP2003083396A |
To provide a device capable of lowering rotational speed of a balance shaft that is rotated at a speed twice as fast as engine revolution speed.The device includes a balancer shaft 7 rotated interlocking with a crank shaft 1, a cam 8 fir...
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JP3387938B2 |
PURPOSE: To provide a camshaft allowing an easy press of a cam onto the shaft and capable of stably securing a desired installation strength. CONSTITUTION: A hollow shaft 1 is formed with plural first grooves 3A at a prescribed angle wit...
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JP2003075104A |
To solve the problem that a conventional probe is hard to be worked because it is formed integrally of a cemented carbide member.This probe has a low-hardness rocking part 40 and axis parts 60, 70, and a contact face with a 3D cam, and h...
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JP3385277B1 |
[wrap up] [Task] Conventionally known roller gear cams are extremely difficult to process, and require a special machine or a special jig for processing. Further, a roller gear cam capable of high-speed rotation was required. The second ...
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JP3385340B2 |
PURPOSE: To reduce cost for producing and assembling a cam follower device and improve durability. CONSTITUTION: A support shaft 4 having a roller 3 attached integrally therewith is rotatably fitted through a light gap in shaft inserting...
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JP3382120B2 |
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JP3382326B2 |
A cast iron slide member with a slide surface which is formed from cast iron comprising 3.0 % to 3.6 % by weight of carbon, 1.6 % to 2.4 % by weight of silicon, 0.2 % to 1.5 % by weight of manganese, 0.5 % to 1.5 % by weight of chromium,...
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JP2003056315A |
To provide a roller-equipped cam follower having excellent durability and fatigue life. The roller-equipped cam follower is provided with a cam follower body 1 integrally having a roller support part 14, a roller support shaft 2 whose en...
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JP2003507616A |
(57) [Summary] In particular, the valve operating mechanism for the internal combustion engine of an automobile includes a driven cam element (2), a valve actuator (10) that can be slid or swiveled by the cam element (2), and a flexible ...
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JP2003049918A |
To simplify a constitution, to facilitate assembling, to increase the resistance against impact from the outside, to miniaturize an entire device, and to move a moved body appropriately. The moved body 1 can be moved vertically via a sup...
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JP2003042265A |
To lubricate a driving gear and a driven gear in mesh with each other by means of a lubricating gear and improve the durability of the lubricating gear. The lubricating gear 36 is meshed with a pinion 17 in mesh with an internal gear 20A...
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JP2003035356A |
To manufacture a cam integrated gear in which a cam and a cam gear are integrally formed in low cost. The cam 12 and the cam gear 11 are integrally formed by using sintered alloy powder and sintered. After that, the cam for which high du...
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JP2003033858A |
To improve the efficiency in the process of setting a cam piece in a die. A camshaft A is manufactured through a process in which a cam piece 10 having an axially-pierced combination hole 12 and a plurality of noses 13 protruding inwardl...
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JP3372115B2 |
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JP2003021222A |
To improve a coupling strength between a shaft body and a cam piece.In a coupling hole 12 of the cam piece 10, extended parts 14 are elongated inward from a plurality of positions on the inner periphery, a cross-shaped shaft coupling par...
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JP3368802B2 |
To provide an assembly cam shaft having less danger of generating cracking in or after expansion of a pipe. A cam lobe 2 is heat-treated before it is installed on a shaft part 1, so that hardness at an opening inner circumferential part ...
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JP2003014085A |
To provide a built-up camshaft prevented from cracking of a cam piece when enlarging the diameter of the shaft.In this built-up camshaft constituted by inserting a hollow shaft 2 in a cam piece 1 and then enlarging the diameter of the sh...
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JP3367031B2 |
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JP2002372125A |
To provide a shaft body manufacturing method capable of simply and inexpensively manufacturing an integrated cam shaft or the like which is manufactured by cutting. The cam shaft 1 comprises a shaft part 2 and first to fourth cam parts 3...
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JP2002544094A |
The disclosure relates to a scissors lifting device having a pair of scissors positioned between a carrier unit and a base unit. The scissors have inner arms and outer arms which can pivot in relation to each other about a scissors axle....
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JP2002363616A |
To provide a sintered product having excellent sliding characteristics in which clusters of diamond particles (CD) and clusters of diamond particles each having graphite- coated surface (GCD) are formed only on the sliding surface. The s...
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