US4548093A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intermediate-lever device for a parking brake system
Assignee: Toyota Motor Corp
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Filing: 1984-05-29
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Granted: 1985-10-22
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Expires: 2004-05-29
Abstract
Abstract An intermediate-lever device for a vehicle parking brake system including a first brake cable connected to a hand- or foot-operated control member, and a second brake cable connected to a parking brake mechanism on a vehicle wheel. The device comprises an intermediate lever connecting the first brake cable to the second brake cable, and a bracket pivotally supporting the intermediate lever. The intermediate lever and the bracket are accommodated in a console box disposed between right and left seats of a vehicle, and the bracket is secured to an upper surface of a floor panel of the vehicle with which the seats are associated.
Inventors
- 👤 Yoshihisa Nomura
- 👤 Masayoshi Katagiri
- 👤 Shigemi Sakakibara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:56
CPC Classifications
F; F16; F16C; F16C1/00; F16C1/10; B; B60; B60T; B60T11/00; B60T11/04; B60T11/046; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/20528
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
134 words
An intermediate-lever device for a parking brake system in a vehicle which has a console box disposed between right and left seats thereof associated with an upper surface of a floor panel thereof, the parking brake system including a parking brake control member, a parking brake mechanism, a first brake cable connected at one end to the control member, and a second brake cable connected at one end thereof to the parking brake mechanism, said intermediate-lever device comprising: an intermediate lever connecting the other end of said first brake cable to the other end of said second brake cable; and a bracket pivotably supporting said intermediate lever, said intermediate lever and said bracket being accommodated in said console box, said bracket being secured to said upper surface of said floor panel of the vehicle.
Claim 2
Dependent Claim
134 words
An intermediate-lever device for a parking brake system in a vehicle which has a console box disposed between right and left seats thereof associated with an upper surface of a floor panel thereof, the parking brake system including a parking brake control member, a parking brake mechanism, a first brake cable connected at one end to the control member, and a second brake cable connected at one end thereof to the parking brake mechanism, said intermediate-lever device comprising: an intermediate lever connecting the other end of said first brake cable to the other end of said second brake cable; and a bracket pivotably supporting said intermediate lever, said intermediate lever and said bracket being accommodated in said console box, said bracket being secured to said upper surface of said floor panel of the vehicle.
Claim 3
Dependent Claim
25 words
An intermediate-lever device as set forth in claim 1, further comprising means for guiding said second brake cable through a thickness of said floor plate.
Claim 4
Dependent Claim
44 words
An intermediate-lever device as set forth in claim 2, wherein said guiding means comprises a pulley rotatably supported by said bracket such that a lower segment thereof is projected away from a lower surface of said floor panel opposite to said upper surface thereof.
Claim 5
Dependent Claim
27 words
An intermediate-lever device as set forth in claim 3, further comprising a dust cover fixed to said floor panel and covering said lower segment of said pulley.
Claim 6
Dependent Claim
49 words
An intermediate-lever device as set forth in claim 4, further comprising a dust boot and wherein said dust cover has a cable inlet through which said second brake cable extends towards said intermediate lever, said dust boot enclosing a portion of said second brake cable outside said dust cover.
Claim 7
Dependent Claim
43 words
An intermediate-lever device as set forth in claim 1, wherein said intermediate lever comprises a bell crank lever having two arms, one of said two arms being connected to said first brake cable, and the other arm being connected to said second cable.
Claim 8
Dependent Claim
48 words
An intermediate-lever device as set froth in claim 1 further comprising a cable adjusting mechanism disposed between said intermediate lever and said second brake cable to adjust a tension of said second brake cable, said cable adjusting mechanism being disposed above said upper surface of the floor panel.
Claim 9
Dependent Claim
43 words
An intermediate-lever device as set forth in claim 7, wherein said intermediate lever comprises a bell crank lever having two arms, one of said two arms being connected to said first brake cable, and the other arm being connected to said second cable.
Claim 10
Dependent Claim
79 words
An intermediate-lever device as set forth in claim 8, wherein said cable adjusting mechanism includes: a shaft member rotatably supported by said other arm of the bell crank lever and having a hole formed radially through an axially central portion thereof; an externally threaded screw inserted through said hole in said shaft member and connected at one end thereof to said other end of the second brake cable; and a nut threaded to the other end of said screw.
Claim 11
Dependent Claim
60 words
An intermediate-lever device as set forth in claim 9, wherein said other arm has a bifurcated portion including two opposite spaced-apart support portions, said shaft member being rotatably supported at opposite ends thereof by said support portions of said other arm, one of said support portions having a through-hole with a diameter larger than a diameter of said shaft member.
Claim 12
Dependent Claim
45 words
An intermediate-lever device as set forth in claim 10, wherein said cable adjusting mechanism further comprises a collar received in said through-hole and engaging one of said opposite ends of said shaft member on the side of said one support portion of said other arm.
Claim 13
Dependent Claim
24 words
An intermediate-lever device as set forth in claim 7, wherein said console box has an opening through which said cable adjusting mechanism is accessible.
Claim 14
Dependent Claim
20 words
An intermediate-lever device as set forth in claim 7, wherein said console box is removably fixed to said floor panel.
Claim 15
Dependent Claim
52 words
An intermediate-lever device as set forth in claim 1, wherein said console box comprises a container portion located generally above said intermediate lever and having a bottom wall, and further comprises a cover portion cooperating with said bottom wall and said floor panel to define a space for receiving said intermediate-lever device.
Claim 16
Dependent Claim
57 words
An intermediate-lever device as set forth in claim 14, wherein said bottom wall of the container portion of the console box comprises a flat section resting on said floor plate, and a raised section extending over said intermediate-lever device so as to separate a space in said container portion from said space for receiving said intermediate-lever device.
Claim 17
Dependent Claim
55 words
An intermediate-lever device as set forth in claim 1, further comprising a pulley rotatably supported by said bracket such that a lower segment thereof is projected away from a lower surface of said floor panel opposite to said upper surface thereof, said pulley guiding said second brake cable through a thickness of said floor panel.
Claim 18
Dependent Claim
43 words
An intermediate-lever device as set forth in claim 16, wherein said bracket is of generally shallow box construction having a bottom portion fixed to said upper surface of the floor panel, and opposite side walls which support said intermediate lever and said pulley.
Claim 19
Dependent Claim
57 words
An intermediate-lever device as set forth in claim 17, wherein said opposite side walls comprise front parallel sections by which said intermediate lever is pivotably supported, and further comprise central curved sections which are curved towards each other from said parallel sections, said pulley being rotatably supported by said central curved sections of said opposite side walls.
Claim 20
Dependent Claim
20 words
An intermediate-lever device as set forth in claim 1, wherein said parking brake control member comprises a foot-operated pedal lever.
References Cited (Backward Citations)
US1441052A
Cited
US2724982A
Cited
US2853144A
Cited
US3177033A
Cited
US4086824A
Cited
US4412458A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-10-21 | 1989-04-22 | 1989-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-10-21 | 1993-04-22 | 1993-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-10-21 | 1997-04-22 | 1997-10-22 | $7700.00 | Window Closed / Lapsed |