# US 7,607,694 B2 · Steering device

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- Number: US 7,607,694 B2
- Document ID: US7607694B2
- Status: Granted
- Kind: B2
- Application number: 11/392,610
- Filed: 2006-03-30
- Published: 2006-10-19
- Granted: 2009-10-27
- Earliest claimed: 2005-03-31
- Assignees: Yamada Manufacturing Co., Ltd.
- Inventors: Eiji Shinohara; Kouji Hirooka
- Web page: https://patentgrep.com/patent/US7607694B2

## CPC

- B62D 1/184: Mechanisms for locking columns at selected positions
- B62D: MOTOR VEHICLES; TRAILERS (steering, or guiding on a desired track, of agricultural machines or implements A01B69/00; wheels, castors, axles, increasing wheel adhesion B60B; vehicle tyres, tyre inflation or tyre changing B60C; connections between vehicles of a train or the like B60D; vehicles for use on rail and road, amphibious or convertible vehicles B60F; suspension arrangements B60G; heating, cooling, ventilating or other air treating devices B60H; windows, windscreens, non-fixed roofs, doors or similar devices, protective coverings for vehicles not in use B60J; propulsion plant arrangements, auxiliary drives, transmissions, controls, instrumentation or dashboards B60K; electric equipment or propulsion of electrically-propelled vehicles B60L; power supply for electrically-propelled vehicles B60M; passenger accommodation not otherwise provided for B60N; adaptations for load transportation or to carry special loads or objects B60P; arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general B60Q; vehicles, vehicle fittings or vehicle parts not otherwise provided for B60R; servicing, cleaning, repairing, supporting, lifting, or manoeuvring, not otherwise provided for, B60S; brake arrangements, brake control systems or parts thereof B60T; air-cushion vehicles B60V; motor-cycles, accessories therefor B62J, B62K; testing of vehicles G01M)

## Abstract

To provide a steering device from which good operation feeling can be obtained in tilt and telescoping adjustments, and whose configuration is very simple. The cylindrical part formed in a pair of shock absorber members is inserted in the two end openings of an axial through hole formed in the axial direction of a collar member, flanges of the shock absorber members are slidably inserted into adjustment elongated holes formed on both sides in the width direction of a movable bracket, the movable bracket is arranged between fixed support side plates formed on both sides in the width direction of a fixed bracket. A bolt is passed through adjustment holes formed in the fixed support side plates, the adjustment elongated holes, the collar member, and the shock absorber members to be freely tightened as required.

## Claims

### Claim 1

A steering device, wherein
a cylindrical part formed in a pair of shock absorber members is inserted in two end openings of an axial through hole formed in the axial direction of a collar member,
flanges of the shock absorber members are slidably inserted so that they can freely slide and are positioned within boundaries defined by adjustment elongated holes formed on both sides of a movable bracket,
the movable bracket is arranged between fixed support side plates formed on both sides in the width direction of a fixed bracket, and
a bolt is passed through adjustment holes formed in the fixed support side plates, the adjustment elongated holes, the collar member, and the shock absorber members.

### Claim 2 (depends on 1)

The steering device according to claim 1, wherein
a thickness of the flanges of the shock absorber members is formed smaller than a depth dimension of the adjustment elongated holes of the movable bracket.

### Claim 3 (depends on 2)

The steering device according to claim 2, wherein the flange part of the shock absorber members is formed in a substantially rectangular shape.

### Claim 4 (depends on 2)

The steering device according to claim 2, wherein the shock absorber members comprise synthetic resin.

### Claim 5 (depends on 1)

The steering device according to claim 1, wherein the flanges of the shock absorber members are formed in a substantially rectangular shape.

### Claim 6 (depends on 5)

The steering device according to claim 5, wherein the shock absorber members comprise synthetic resin.

### Claim 7 (depends on 1)

The steering device according to claim 1, wherein the shock absorber members comprise synthetic resin.

### Claim 8

A steering device, comprising:
a fixed bracket;
a movable bracket including support side parts;
a collar member having an axial through hole formed in the axial direction, arranged between the support side parts of the movable bracket;
a pair of shock absorber members comprising a cylindrical part that is inserted into the hole openings of the axial through hole and a flange part; and
a bolt, wherein
the cylindrical part of the pair of shock absorber members is inserted into two ends of the axial through hole of the collar member,
the flange parts are inserted into a pair of adjustment elongated holes formed in the movable bracket, and
the bolt is passed through the adjustment holes on the pair of fixed support side plates formed in the fixed bracket, the adjustment elongated holes in the movable bracket, the axial through hole of the collar member, and the cylindrical part of the pair of shock absorber members.

### Claim 9 (depends on 8)

The steering device according to claim 8, wherein a thickness of the flange part of the shock absorber members is formed smaller than a depth dimension of the adjustment elongated holes of the movable bracket.

### Claim 10 (depends on 8)

The steering device according to claim 8, wherein the flange part of the shock absorber members is formed in a substantially rectangular shape.

### Claim 11 (depends on 8)

The steering device according to claim 8, wherein the shock absorber members comprise synthetic resin.

### Claim 12

A steering device, comprising:
a collar member having first and second ends;
first and second shock absorbers inserted into the first and second ends, respectively, of the collar member;
a bolt passing through the collar member and the first and second shock absorbers; and
a movable bracket having adjustment holes,
wherein the first and second shock absorbers include a flange that is positioned and slides within a depth of the adjustment holes of the movable bracket.
