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JP5224136B2 |
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JP2013124409A |
To make the cam-follower device be small-sized and be light in weight while securing the necessary durability by improving the durability of a supporting shaft 9 in a roller.Hardness on the surface layer of the supporting shaft 9 is made...
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JP2013087944A |
To provide a power transmission device in which a drive wheel and a driven wheel, which are arranged in line in an axis-of-rotation direction for direct power transmission by contact therewith, rotate in the same direction without arrang...
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JP5193069B2 |
The invention relates to a valve and suitable hydraulic circuit, especially for camshaft adjusters of an internal combustion engine. The hydraulic circuit comprises a number of check valves or two-way valves operating as check valves, in...
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JP2013076394A |
To provide a cam target wheel for an automobile preventing a manufacturing cost rise without increasing the number of lobes and recognizing cam oscillation to improve operation reliability.This cam target wheel 1 for an automobile includ...
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JP5163873B2 |
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JP2013029027A |
To provide a cam follower device embodied in such a structure as easy to be installed while durability is secured and assuring a reduction of the manufacturing cost.In certain portions of supporting walls 4b, 4b constituting a rocker arm...
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JP5130989B2 |
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JP5086373B2 |
Abrasion resistance is further enhanced in a sliding member used in an internal combustion engine. With respect to a valve lifter 6 used in an internal combustion engine 100, hard particles having higher hardness than the valve lifter 6 ...
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JP5050954B2 |
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JP5038908B2 |
The aim of the invention is to provide a reliable and inexpensive camshaft wherein the inner shaft and the outer shaft can be adjusted in a low-friction manner. For this purpose, a camshaft with cams that can be rotated in relation to ea...
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JP5035739B2 |
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JP5034108B2 |
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JP5029477B2 |
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JP5022254B2 |
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JP5010786B2 |
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JP5007449B2 |
A camshaft adjuster (1) for an internal combustion engine is provided, wherein the relative angle between a drive wheel (2) and an inner rotor associated with a camshaft can be adjusted via hydraulic loading of pressure spaces (9, 10) be...
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JP2012154421A |
To provide a method for manufacturing an assembly shaft capable of reducing manufacturing cost by the decrease of man days, as a method for manufacturing an assembly shaft such as an assembly camshaft.An outer circumferential surface 2A ...
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JP4962472B2 |
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JP4954363B2 |
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JP2012107693A |
To reduce torque of the whole rolling bearing, by restraining frictional resistance between rollers, by reducing a part adjacent in a state of mutually contacting the mutual rollers, in a rolling bearing device for a cam-follower.An oute...
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JP4948302B2 |
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JP4948095B2 |
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JP2012097727A |
To provide a novel roller tappet of a fuel pump, a novel roller bolt for the roller tappet, and a novel fuel pump.In this roller tappet (10) of the fuel pump including a roller (13) providing a seat surface (14) for a cam of a camshaft a...
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JP4931275B2 |
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JP4929605B2 |
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JP4920670B2 |
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JP2012072704A |
To provide a pump tappet 21 having a structure of a detent pin 24 contributing to reduction in weight of the pump tappet 21.A detent pin 24 has a hollow structure by bending working of a steel plate, for example, to reduce the weight. Th...
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JP4909276B2 |
A camshaft for automotive engines in particular having contra-rotating cams capable of rotating over a limited circumferential angle about the camshaft axis in which an inside shaft (2) and an outside shaft (1) are arranged concentricall...
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JP4906676B2 |
A primary intermediate formed article is formed into a substantially columnar shape. A secondary intermediate formed article is obtained by piercing a preliminary hole in the primary intermediate formed article such that a radial thickne...
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JP4904706B2 |
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JP4905028B2 |
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JP4897060B2 |
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JP2012046168A |
To provide an electric power steering device using a worm gear as a reduction gear in which occurrence of abnormal noise is prevented while keeping appearance quality or strength in the vicinity of a tooth surface of a worm wheel.In the ...
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JP2012031780A |
To make up a valve gear mechanism of an OHV engine from a cam lifter with which noise reduction effects can be recognized or an OHV engine employing the cam lifter, wherein wear can be suppressed even if the cam lifter suffers from insuf...
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JP4875141B2 |
The motor camshaft (24) assembly, with a variable action on the fuel/air inflow valves (10), has two setting units (11,12) coupled by at least one control curve (13,14). In at least one degree of freedom (17), during a constant stroke se...
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JP4873633B2 |
The compound cam is assembled from first and second cam parts (1,2), each provided with a central bore (12), a cam contour (4,5) and a joint contour (7,8) positioned axially adjacent the cam contour, together with a ring (3) provided wit...
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JP4868594B2 |
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JP2012013179A |
To prevent a magnetic flux of a magnetic field from leaking to the surrounding area, wherein the magnetic flux of the magnetic field is emitted from a magnetic moving body, particularly, a magnet, and thereby, to prevent decrease in the ...
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JP4840592B2 |
An object of the present invention is to impart a preferred continuous nonlinear characteristic to the relation between the magnitude of operation and an operational reaction force over the entire range of operation of operation means ev...
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JP4830309B2 |
The finishing process is applied to a surface of a roller 8 constituting a cam follower unit by the barrel finishing. When a position of a highest portion out of fine roughnesses existing on the surface is assumed as an outermost surface...
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JP4812571B2 |
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JP2011221850A |
To improve the positioning precision of slave axial control without using a servo motor or the like.This electronic cam controller is provided with: a signal generation part 10 for generating a clock signal c based on main axial pulses a...
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JP4799020B2 |
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JP4792791B2 |
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JP4784248B2 |
According to the present invention, a sliding structure whereby wear resistance of a pair of sliding members that are able to slide relative to each other is improved and the friction coefficient can be reduced is provided. The sliding s...
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JP4786898B2 |
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JP4769387B2 |
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JP2011163146A |
To provide an engine lubricating device not causing insufficient oil supply in a piston sliding portion while reducing the amount of lubricating oil by the use of needle bearings.A sliding portion oil supply path 33 for supplying oil to ...
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JP4750253B2 |
The method involves machining at least one of, but preferably both of, two outermost bore surfaces to generate a bearing surface for machining further bore surfaces. A boring rod (1) is inserted through one of the machined outermost bore...
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