Patent application number | Description | Published |
20080237953 | Vibration damping mounting assembly - A vibration damping mount assembly having a vibration damping mount main body and a tubular bracket. The tubular bracket is made of lightweight material composed of non-ferric metal or synthetic resin, and has an inside peripheral face including an upper tapered face and a lower tapered face that gradually expand in diameter towards openings at either axial end from an axially medial section. A flanged portion of a second mounting member is axially juxtaposed against an open end of the upper tapered face, while the lower tapered face is pressed against a rubber fitting, with the lower tapered face locked in contact against an annular mating face of the rubber fitting thereby providing dislodging of the vibration damping mount main body from the tubular bracket. | 10-02-2008 |
20090008845 | Pneumatic actuator for vibration damping device and vibration damping device using the same - A pneumatic actuator for use in a vibration damping device comprising: a base housing; an elastic wall member being fastened fluid-tightly to the base housing to form a working air chamber therebetween; and an urging member positioned within the working air chamber for exerting urging force on an output portion provided to the elastic wall member, such that the output portion is actuated to undergo displacement in opposition to the urging member through change in an air pressure in the working air chamber from an outside. At least one of opposing faces of the base housing and the elastic wall member on the working air chamber side thereof has a plurality of rib portions which extend from an inner circumferential side thereof towards an outer circumferential side thereof. A vibration damping device equipped with the pneumatic actuator is also disclosed. | 01-08-2009 |
20090243171 | Fluid filled type vibration damping device - A fluid filled vibration-damping device wherein a main orifice passage and a sub-orifice passage interconnecting a pressure-receiving chamber and an equilibrium chamber; an input-end moveable plate having restricted deformation, situated on a wall of an intermediate chamber and undergo displacement so as to transmit pressure from the pressure-receiving chamber to the intermediate chamber and give rise to pressure fluctuations in the intermediate chamber; an output-end moveable plate situated on a different wall from the input-end moveable plate in the intermediate chamber and adapted to transmit pressure fluctuations of the intermediate chamber to the equilibrium chamber to dispel pressure fluctuations of the intermediate chamber, and having restricted deformation such that an amount of capacity variability permitted in association with displacement is smaller than that of the input-end moveable plate. | 10-01-2009 |
20100213651 | Fluid-filled cylindrical vibration-damping device - A fluid-filled cylindrical vibration-damping device including a rubber elastic body elastically interconnecting an inner shaft member and an intermediate sleeve, having a first pocket and a second pocket closed by an outer tube member thereby defining a pressure receiving chamber and an equilibrium chamber respectively. Annular sealing portions are provided at axially opposite ends between the intermediate sleeve and the outer tube member. A circumferential groove extends in a circumferential direction between an axial edge of the second pocket and the annular sealing portion in an axial direction, being closed by the outer tube member to provide an orifice passage. One end of the orifice passage circumferentially opens to the pressure receiving chamber while another end circumferentially opens to the equilibrium chamber such that an axial inside dimension of the second pocket is expanded compared to that of an orifice-passage-formation part at a side of opening of the orifice passage. | 08-26-2010 |
20120306134 | FLUID-FILLED TYPE VIBRATION DAMPING DEVICE - A fluid-filled type vibration damping device including: a first mounting member positioned at one axial opening side of a tubular portion of a second mounting member; a main rubber elastic body connecting the two mounting members; a plurality of pocket portions that open onto an axial end face of the main rubber elastic body facing a partition member so that a plurality of pressure-receiving chambers are formed by means of the pocket portions being covered with the partition member; an elastic separating wall that is composed by the main rubber elastic body and separates the pressure-receiving chambers from one another; and a dividing recess that opens onto an axial end face of the elastic separating wall facing the partition member so that a dividing fluid chamber is formed by means of the dividing recess being covered with the partition member. | 12-06-2012 |
Patent application number | Description | Published |
20130110353 | CONTROLLER FOR STEERING APPARATUS | 05-02-2013 |
20130160596 | POSITION ADJUSTABLE STEERING DEVICE - When clamped side plates of an upper column bracket (movable bracket) are fastened via clamping side plates of an upper fixed bracket by a fastening shaft in response to a rotating operation of an operating lever, the brackets are locked with each other. A pressing mechanism that includes a pressing member moves in the axial direction of the fastening shaft in accordance with fastening by the fastening shaft, and presses a lower tube (inner tube) through an insertion hole formed in an upper tube (outer tube). The entirety of the axial force of the fastening shaft is used as a retaining force for retaining the posture of a steering column. | 06-27-2013 |
20130160597 | STEERING APPARATUS - A steering apparatus includes: a tilt angle adjustment mechanism; a telescopic mechanism; and a drive mechanism. The drive mechanism includes: a rotating member that is rotated by a motor; a transmission member that is coupled to the tilt angle adjustment mechanism; and a selector mechanism that changes a position of the rotating member. The rotating member has a protrusion that protrudes toward the transmission member, and the transmission member has a recess into which the protrusion is inserted. The selector mechanism inserts the protrusion into the recess by moving the rotating member to a coupling position, and removes the protrusion from the recess by moving the rotating member to a non-coupling position. | 06-27-2013 |
20130270032 | ELECTRIC POWER STEERING DEVICE - An electric power steering device includes: a worm shaft including a first end portion and a second end portion; a worm wheel; a joint; and an urging member. The first end portion includes: a first tubular portion; a diameter enlargement permission portion to allow enlargement of a diameter of the first tubular portion; and an external teeth portion. The joint includes: a second tubular portion; and an internal teeth portion capable of engaging the external teeth portion. The electric power steering device further includes a diameter enlargement member which is arranged in the first tubular portion and which enlarges a part of the first tubular portion in an axial direction thereof to press the internal teeth portion toward the external teeth portion. | 10-17-2013 |
20130327177 | STEERING COLUMN DEVICE - A steering column device includes a tilt bracket that is fixed to a vehicle body, and a telescopic bracket that is fixed to a column jacket. A lock mechanism includes a fastening shaft that is inserted through a first side plate and a second side plate of the tilt bracket, and a third side plate and a fourth side plate of the telescopic bracket, and achieves tilt locking and telescopic locking by fastening the third and fourth side plates by using the first and second side plates. Tilt friction plates and telescopic friction plates are provided separately from each other on right and left sides of the tilt bracket, respectively. | 12-12-2013 |
20140346760 | STEERING SYSTEM - In a steering system, a first through-hole is formed in a stationary bracket secured to vehicle body. A second through-hole is formed in a movable bracket that is movable relative to the stationary bracket in a prescribed direction at the time of a secondary collision. A pin passed through both the first through-hole and the second through-hole breaks at a position between the first through-hole and the second through-hole at the time of the secondary collision, thereby allowing the movable bracket to move relative to the stationary bracket. An under plate attached to the movable bracket closes the second through-hole from below. | 11-27-2014 |
20150101444 | POSITION ADJUSTABLE STEERING DEVICE - When clamped side plates of an upper column bracket (movable bracket) are fastened via clamping side plates of an upper fixed bracket by a fastening shaft in response to a rotating operation of an operating lever, the brackets are locked with each other. A pressing mechanism that includes a pressing member moves in the axial direction of the fastening shaft in accordance with fastening by the fastening shaft, and presses a lower tube (inner tube) through an insertion hole formed in an upper tube (outer tube). The entirety of the axial force of the fastening shaft is used as a retaining force for retaining the posture of a steering column. | 04-16-2015 |
20150314802 | STEERING-COLUMN DEVICE - A steering device includes a fixed bracket which includes a first plate, a movable jacket which rotatably supports a steering shaft, a movable bracket which includes a second plate, a suspension mechanism and a resin pin. The suspension mechanism includes a suspension shaft connecting the first plate and the second plate, and is configured to move in a column movement direction along with the second plate at the time of the secondary collision. The resin pin is inserted into a first hole provided in the first plate and a second hole provided in the second plate, and is configured to be broken at the time of the secondary collision. The resin pin has a predetermined amount of play in a direction orthogonal to the column movement direction with respect to at least one of the first hole and the second hole. | 11-05-2015 |
20150344064 | STEERING-COLUMN DEVICE - A steering column device is provided with a suspension mechanism which is supported on a fixed bracket, suspends a movable jacket through a movable bracket, and can move in a column movement direction at the time of a secondary collision. The suspension mechanism includes a suspension bolt which is inserted into a first plate of the fixed bracket and a second plate of a tilt bracket and is screwed into a nut. A leaf spring which is interposed between a head portion of the suspension bolt and the second plate in a state of bringing a stepped portion of the suspension bolt into contact with the second plate biases the first plate to the second plate side. Further, the second plate is pinched between the stepped portion and the nut. | 12-03-2015 |
20150360714 | STEERING-COLUMN DEVICE - A steering column device is provided with a pair of suspension shafts which connects a first plate of a fixed bracket and a second plate of a movable bracket, thereby suspending a movable jacket through the movable bracket. A pair of first holes, each of which is an elongated hole, into which the pair of suspension shafts is inserted, is formed in the first plate. A connection and separation mechanism which separates, at the time of a secondary collision, the second plate from a predetermined position of the first plate in a column movement direction includes a resin pin disposed only between the pair of first holes in relation to a direction orthogonal to the column movement direction. | 12-17-2015 |
20160107676 | STEERING APPARATUS - A steering apparatus includes a first member which rotates together with an operation lever which is operated to rotate and a third member which is supported rotatably via a friction reducing mechanism by a second member which is restricted from rotating. A cam mechanism which brings a fixed side plate into press contact with a column side plate includes an axially facing surface which is provided on the first member and on which a cam surface is formed, an axially facing surface which is provided on the third member, rolling elements which are interposed between both the axially facing surfaces, and a retainer which holds the rolling elements and which is restricted from rotating by the second member. | 04-21-2016 |
20160107677 | STEERING DEVICE - Column moving direction is referred to as first direction, opposite direction to the first direction is referred to as second direction, and direction which is orthogonal to the first direction is referred to as third direction. First suspending bolt is in contact with cylindrical surface which is formed by end portion of first elongated slot in second direction to thereby be positioned in relation to the second direction and the third direction. Second suspending bolt is positioned only in relation to the second direction by inner surface of end portion of second elongated slot in the second direction. Positions of portions of the end portions of the elongated slots which are situated farthest in the second direction are made equal to each other with respect to the second direction, and both the suspending bolts are aligned in position with respect to the first direction. | 04-21-2016 |
20160114828 | STEERING DEVICE - Elongated holes are formed in a first plate of a fixed bracket so as to extend parallel to a column moving direction. An elongated hole inserted portion of a suspending bolt of a suspending mechanism is disposed in an initial assembling position in one of the elongated holes. An inner circumference of the elongated hole includes a pair of flat surface portions which are parallel to the column moving direction, an arc-shaped surface portion and tapered surface portions which connect a pair of end portions of the arc-shaped surface portion to the corresponding flat surface portion. Tapered angles which the tapered surfaces form relative to the column moving direction are equal to or greater than a friction angle. | 04-28-2016 |