GB1175789A

GB1175789A – Disc Brake Assemblies
– Google Patents

GB1175789A – Disc Brake Assemblies
– Google Patents
Disc Brake Assemblies

Info

Publication number
GB1175789A

GB1175789A
GB34228/68A
GB3422868A
GB1175789A
GB 1175789 A
GB1175789 A
GB 1175789A
GB 34228/68 A
GB34228/68 A
GB 34228/68A
GB 3422868 A
GB3422868 A
GB 3422868A
GB 1175789 A
GB1175789 A
GB 1175789A
Authority
GB
United Kingdom
Prior art keywords
bolt
housing
ring
brake
section
Prior art date
1967-08-31
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Application number
GB34228/68A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Motors Liquidation Co

Original Assignee
Motors Liquidation Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
1967-08-31
Filing date
1968-07-18
Publication date
1969-12-23

1968-07-18
Application filed by Motors Liquidation Co
filed
Critical
Motors Liquidation Co

1969-12-23
Publication of GB1175789A
publication
Critical
patent/GB1175789A/en

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

Classifications

F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL

F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES

F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes

F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members

F16D55/22—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads

F16D55/224—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members

F16D55/225—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads

F16D55/226—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially, e.g. floating caliper disc brakes

F16D55/2265—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially, e.g. floating caliper disc brakes the axial movement being guided by one or more pins engaging bores in the brake support or the brake housing

F16D55/22655—Constructional details of guide pins

F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL

F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES

F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes

F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members

F16D55/22—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads

F16D55/224—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members

F16D55/225—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads

F16D55/226—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially, e.g. floating caliper disc brakes

F16D55/2265—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially, e.g. floating caliper disc brakes the axial movement being guided by one or more pins engaging bores in the brake support or the brake housing

F16D55/227—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially, e.g. floating caliper disc brakes the axial movement being guided by one or more pins engaging bores in the brake support or the brake housing by two or more pins

Abstract

1,175,789. Disc brakes. GENERAL MOTORS CORP. 18 July, 1968 [31 Aug., 1967], No. 34228/68. Heading F2E. The invention provides a disc brake assembly in which for slidably mounting a brake caliper housing 24, Fig. 1, at least one fixed mounting bolt, e.g. 18, is accommodated in a respective over-sized aperture 64, Fig. 4, in a portion 56 of the brake caliper housing 24 with the interposition of a resilient ring 80 which is maintained in a compressed state by engagement with an external surface 84 of the mounting bolt and also with a base 70 and side walls 74, 76 of a trapezium-section groove 72 provided in the portion 56, with the shorter parallel side 70 of the trapezium forming the base of the groove, the resilient ring 80 being thereby compressed sufficiently to prevent direct contact between housing and bolt in the region of the resilient ring under conditions of radial and axial loading of the brake caliper housing 24. As shown, the portion 56 takes the form of a flange, and four such flanges 56, 60 and 58, 62 associated with two mounting bolts 18, 20 are provided. The cross-section of Fig. 2 shows one brake shoe assembly 34 associated with the housing 24 and the other brake shoe assembly 30 associated with a piston 28. A brake disc 12 between them has friction surfaces 32, 36, and is secured to a wheel assembly 14 having a rim 100. During axial loading occasioned by application of the brake, small amounts of axial movement of the caliper housing are accommodated by elastic deformation of the ring 80, as shown in Fig. 4, where the flange 56 has moved to the right, whereas larger amounts of movement produce sliding of the resilient ring 80 along the mounting bolt. As shown, the resilient ring has a circular cross-section, but if the ring is of elliptical cross-section with the minor axis extending radially, there is less elastic deformation before the ring slides on the bolt surface, and therefore less retractive movement of the housing when the axial loading force is no longer exerted: pedal-travel is thereby reduced. The extent of radial loading imparted to rings 80 by application of the brake is limited by the construction now to be described. The housing 24 incorporates tie beams 42 and 44 (hardly shown), Fig. 1. When the disc 12 is rotating in the direction 46, Fig. 1, the backing plates 38, 40, Fig. 2, transmit braking torque reaction to the housing 24 through the tie beam 42, and this reaction is transmitted in turn by the tie beam 44 to a torque-receiving flange 50 forming part of a bracket 16, fixed to a non-rotatable -part of the vehicle, to which bracket the bolts 18, 20 are secured. When the disc 12 is rotating in the opposite direction a similar torquereceiving flange 48 is operative instead. Bolt arrangement.-Each bolt (e.g. 18) has a central threaded section 90 which engages a threaded opening 88 in the bracket 16. The ring 80 in flange 56 is in direct contact with a mounting section 78 of the bolt, while the ring in flange 60 is in contact with a spacer sleeve 98 located between the bolt head 96 and the bracket. When the bolt is tightened an elastic tension section of it, 94, is under tension.

GB34228/68A
1967-08-31
1968-07-18
Disc Brake Assemblies

Expired

GB1175789A
(en)

Applications Claiming Priority (1)

Application Number
Priority Date
Filing Date
Title

US66467367A

1967-08-31
1967-08-31

Publications (1)

Publication Number
Publication Date

GB1175789A
true

GB1175789A
(en)

1969-12-23

Family
ID=24666960
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

GB34228/68A
Expired

GB1175789A
(en)

1967-08-31
1968-07-18
Disc Brake Assemblies

Country Status (3)

Country
Link

US
(1)

US3628639A
(en)

FR
(1)

FR1577834A
(en)

GB
(1)

GB1175789A
(en)

Cited By (5)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

DE2919536A1
(en)

*

1978-08-01
1980-02-28
Kelsey Hayes Co

PISTON GASKET OF THE BRAKE ACTUATING DEVICE OF A DISC BRAKE

GB2172349A
(en)

*

1985-03-15
1986-09-17
Teves Gmbh Alfred
Spot-type disc brake

GB2184503A
(en)

*

1985-12-17
1987-06-24
Akebono Brake Ind
Disk brake

WO1991013267A1
(en)

*

1990-02-20
1991-09-05
Allied-Signal Inc.
Disc brake with pin guided caliper

EP0549173A1
(en)

*

1991-12-21
1993-06-30
Britax Rainsfords Pty. Limited
Rear view mirror assembly for motor vehicle

Families Citing this family (21)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US3682277A
(en)

*

1970-07-24
1972-08-08
Girling Ltd
Disc brakes and mounting structure therefor

USRE30255E
(en)

*

1971-03-09
1980-04-08
Girling Limited
Sliding caliper disc brakes

JPS5324638Y2
(en)

*

1973-12-28
1978-06-23

US3917032A
(en)

*

1974-02-11
1975-11-04
Gen Motors Corp
Single mount and guide pin for a caliper of a disc brake assembly

GB1499811A
(en)

*

1974-03-28
1978-02-01
Gen Motors France
Disc brake sliding caliper mounting

JPS5141179A
(en)

*

1974-10-01
1976-04-06
Aisin Seiki

GB1506718A
(en)

*

1974-11-05
1978-04-12
Girling Ltd
Disc brakes for vehicles

USRE32470E
(en)

*

1974-11-05
1987-08-11
Lucas Girling Limited
Disc brakes for vehicles

US3990543A
(en)

*

1974-12-23
1976-11-09
General Motors Corporation
Brake lining conditioning means

JPS5729091Y2
(en)

*

1976-01-06
1982-06-25

US4121697A
(en)

*

1976-09-29
1978-10-24
Jacob Kobelt
Cam actuated caliper brake assembly

DE2804977C2
(en)

*

1978-02-06
1986-07-10
Alfred Teves Gmbh, 6000 Frankfurt

Floating caliper brakes, in particular for motor vehicles

DE2831643C2
(en)

*

1978-07-19
1986-06-05
Alfred Teves Gmbh, 6000 Frankfurt

Floating caliper partially lined disc brake

US4193481A
(en)

*

1978-07-25
1980-03-18
General Motors Corporation
Drag free sliding caliper disc brake bushing

US4274514A
(en)

*

1978-08-28
1981-06-23
The Bendix Corporation
Pin slider disc brake

DE2845936A1
(en)

*

1978-10-21
1980-04-30
Teves Gmbh Alfred

BRAKE POWER TRANSFER BOLT GUIDE FOR A FLOATING CALIPER DISC BRAKE

US4458790A
(en)

*

1982-01-20
1984-07-10
General Motors Corporation
Caliper mounting suspension

US4582175A
(en)

*

1983-04-26
1986-04-15
Honda Giken Kogyo Kabushiki Kaisha
Disc brake for off-road vehicle

DE3934019C1
(en)

*

1989-10-11
1991-05-08
Deutsche Perrot-Bremse Gmbh, 6800 Mannheim, De

US5343986A
(en)

*

1992-05-20
1994-09-06
R & B, Inc.
Disc brake repair means and method

US8251188B2
(en)

*

2008-09-17
2012-08-28
Akebono Brake Corporation
Disc brake having a pin rail caliper

Family Cites Families (6)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US2938609A
(en)

*

1954-09-09
1960-05-31
Bendix Aviat Corp
Automatic adjustor for brakes

DE1264889B
(en)

*

1963-06-05
1968-03-28
Teves Gmbh Alfred

Actuating cylinder for disc brakes

US3199635A
(en)

*

1964-03-05
1965-08-10
Teves Kg Alfred
Spot type disk brake

US3358793A
(en)

*

1965-10-20
1967-12-19
Harold E Hollnagel
Compact floating disc brake

US3377076A
(en)

*

1965-10-22
1968-04-09
Bendix Corp
Return seal

US3375906A
(en)

*

1966-12-28
1968-04-02
Kelsey Hayes Co
Support means for a calipertype disk brake

1967

1967-08-31
US
US664673A
patent/US3628639A/en
not_active
Expired – Lifetime

1968

1968-07-18
GB
GB34228/68A
patent/GB1175789A/en
not_active
Expired

1968-08-29
FR
FR1577834D
patent/FR1577834A/fr
not_active
Expired

Cited By (9)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

DE2919536A1
(en)

*

1978-08-01
1980-02-28
Kelsey Hayes Co

PISTON GASKET OF THE BRAKE ACTUATING DEVICE OF A DISC BRAKE

GB2172349A
(en)

*

1985-03-15
1986-09-17
Teves Gmbh Alfred
Spot-type disc brake

US4722425A
(en)

*

1985-03-15
1988-02-02
Alfred Teves Gmbh
Spot-type disc brake for automotive vehicles

GB2172349B
(en)

*

1985-03-15
1989-06-21
Teves Gmbh Alfred
Spot-type disc brake

GB2184503A
(en)

*

1985-12-17
1987-06-24
Akebono Brake Ind
Disk brake

US4776435A
(en)

*

1985-12-17
1988-10-11
Akebono Brake Industry Co., Ltd.
Disk brake with pair of guide pins and with center of gravity positioned to minimize uneven brake lining wear

GB2184503B
(en)

*

1985-12-17
1989-10-11
Akebono Brake Ind
Disk brake assembly

WO1991013267A1
(en)

*

1990-02-20
1991-09-05
Allied-Signal Inc.
Disc brake with pin guided caliper

EP0549173A1
(en)

*

1991-12-21
1993-06-30
Britax Rainsfords Pty. Limited
Rear view mirror assembly for motor vehicle

Also Published As

Publication number
Publication date

US3628639A
(en)

1971-12-21

FR1577834A
(en)

1969-08-08

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Legal Events

Date
Code
Title
Description

1970-05-06
PS
Patent sealed [section 19, patents act 1949]

1982-02-17
PCNP
Patent ceased through non-payment of renewal fee

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