US5860700A
Expired / Lapsed
US
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Lumbar support adjustment device
Assignee: Kongsberg Automotive ASA
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Filing: 1995-12-01
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Granted: 1999-01-19
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Expires: 2015-12-01
Abstract
Abstract A lumbar support adjustment device is disclosed comprising a bracket (11) adapted to slidably restrain a lumbar support belt means (13) adapted to extend between first (12) and second (12') side frames of a seat, said bracket being adapted to be secured to the first side frame and having associated cam means (16) operable to slidably move said belt means between a first and a second position to provide lumbar support adjustment in which said cam means cooperates directly with cam follower means formed in or on said belt means.
Inventors
- 👤 Mark Andrew Lance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:32
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/64; B60N2/66; B60N2/667; B60N2/6673; A; A47; A47C; A47C7/00; A47C7/36; A47C7/40; A47C7/46; A47C7/462; B60N2/6671
Claims Analysis
Total Claims: 53
Claim 1
Independent Claim
115 words
A lumbar support adjustment device comprising a bracket adapted to slidably restrain a lumbar support belt adapted to extend between first and second side frames of a seat and to be biased towards a belt support position in use by force from a person occupying the seat, said bracket being adapted to be secured to the first side frame and having an associated cam operable to slidably move said belt between a first and a second position to provide lumbar support adjustment in which said cam cooperates directly with a cam follower provided by one of an edge of a hole formed in said belt or an edge of a recess formed in said belt.
Claim 2
Dependent Claim
115 words
A lumbar support adjustment device comprising a bracket adapted to slidably restrain a lumbar support belt adapted to extend between first and second side frames of a seat and to be biased towards a belt support position in use by force from a person occupying the seat, said bracket being adapted to be secured to the first side frame and having an associated cam operable to slidably move said belt between a first and a second position to provide lumbar support adjustment in which said cam cooperates directly with a cam follower provided by one of an edge of a hole formed in said belt or an edge of a recess formed in said belt.
Claim 3
Dependent Claim
38 words
A lumbar support adjustment device according to claim 1, wherein the cam is an edge cam having a plurality of discrete cam faces to provide a plurality of discrete lumbar support positions between said first and second positions.
Claim 4
Dependent Claim
34 words
A lumbar support device according to claim 2, wherein the cam follower is formed in the lumbar support belt such that said cam follower and said lumbar support belt comprise a single unitary member.
Claim 5
Dependent Claim
19 words
A lumbar support device according to claim 3, wherein the lumbar support belt is formed from synthetic plastics material.
Claim 6
Dependent Claim
38 words
A lumbar support device according to claim 4, wherein the lumbar support belt is interrupted near one end by a cable extending between the bracket and the cam to provide for remote adjustment of the lumbar support belt.
Claim 7
Dependent Claim
39 words
A lumbar support adjustment device according to claim 2, wherein said cam follower is adjacent one end of said belt, and wherein a second opposite end of said belt is adapted to be fixed to said second side frame.
Claim 8
Dependent Claim
35 words
A lumbar support adjustment device according to claim 1, wherein the cam follower is formed in the lumbar support belt such that said cam follower and said lumbar support belt comprise a single unitary member.
Claim 9
Dependent Claim
20 words
A lumbar support adjustment device according to claim 7, wherein the lumbar support belt is formed from synthetic plastics material.
Claim 10
Dependent Claim
38 words
A lumbar support adjustment device according to claim 1, wherein the lumbar support belt is interrupted near one end by cable extending between the bracket and the cam to provide for remote adjustment of the lumbar support belt.
Claim 11
Dependent Claim
39 words
A lumbar support adjustment device according to claim 9, wherein said cam follower is adjacent one end of said belt, and wherein a second opposite end of said belt is adapted to be fixed to said second side frame.
Claim 12
Dependent Claim
21 words
A lumbar support device according to claim 1, comprising a manually operable handle for moving the cam between respective adjustment positions.
Claim 13
Dependent Claim
19 words
A lumbar support device according to claim 1, comprising a motor for moving the cam between respective adjustment position.
Claim 14
Dependent Claim
15 words
A lumbar support device according to claim 12, wherein said motor is an electric motor.
Claim 15
Dependent Claim
39 words
A lumbar support adjustment device according to claim 13, wherein said cam follower is adjacent one end of said belt, and wherein a second opposite end of said belt is adapted to be fixed to said second side frame.
Claim 16
Dependent Claim
39 words
A lumbar support adjustment device according to claim 1, wherein said cam follower is adjacent one end of said belt, and wherein a second opposite end of said belt is adapted to be fixed to said second side frame.
Claim 17
Dependent Claim
22 words
A lumbar support device according to claim 1, wherein said lumbar support belt is biased under tension toward said belt support position.
Claim 18
Dependent Claim
134 words
A seat having a seat frame including first and second side frame numbers in which said seat has a lumbar support adjustment assembly, comprising a bracket adapted to slidably restrain a lumbar support belt adapted to extend between the first and second side frames of the seat and to be biased toward a belt support position in use by force from a person occupying the seat, said bracket being adapted to be secured to the first side frame and having an associated cam operable to slidably move said belt between a first and a second position to provide lumbar support adjustment in which said cam cooperates directly with a cam follower provided by one of an edge of a hole formed in said belt or an edge of a recess formed in said belt.
Claim 19
Dependent Claim
134 words
A seat having a seat frame including first and second side frame numbers in which said seat has a lumbar support adjustment assembly, comprising a bracket adapted to slidably restrain a lumbar support belt adapted to extend between the first and second side frames of the seat and to be biased toward a belt support position in use by force from a person occupying the seat, said bracket being adapted to be secured to the first side frame and having an associated cam operable to slidably move said belt between a first and a second position to provide lumbar support adjustment in which said cam cooperates directly with a cam follower provided by one of an edge of a hole formed in said belt or an edge of a recess formed in said belt.
Claim 20
Dependent Claim
35 words
A seat according to claim 17, wherein the cam is an edge cam having a plurality of discrete cam faces to provide a plurality of discrete lumbar support positions between said first and second positions.
Claim 21
Dependent Claim
32 words
A seat according to claim 18, wherein the cam follower is formed in the lumbar support belt such that said cam follower and said lumbar support belt comprise a single unitary member.
Claim 22
Dependent Claim
17 words
A seat according to claim 19, wherein the lumbar support belt is formed from synthetic plastics material.
Claim 23
Dependent Claim
36 words
A seat according to claim 20, wherein the lumbar support belt is interrupted near one end by a cable extending between the bracket and the cam to provide for remote adjustment of the lumbar support belt.
Claim 24
Dependent Claim
19 words
A seat according to claim 20, comprising a manually operable handle for moving the cam between respective adjustment positions.
Claim 25
Dependent Claim
17 words
A seat according to claim 21, comprising a motor for moving the cam between respective adjustment positions.
Claim 26
Dependent Claim
13 words
A seat according to claim 23, wherein said motor is an electric motor.
Claim 27
Dependent Claim
32 words
A seat according to claim 17, wherein the cam follower is formed in the lumbar support belt such that said cam follower and said lumbar support belt comprise a single unitary member.
Claim 28
Dependent Claim
17 words
A seat according to claim 17, wherein the lumbar support belt is formed from synthetic plastics material.
Claim 29
Dependent Claim
36 words
A seat according to claim 17, wherein the lumbar support belt is interrupted near one end by a cable extending between the bracket and the cam to provide for remote adjustment of the lumbar support belt.
Claim 30
Dependent Claim
19 words
A seat according to claim 17, comprising a manually operable handle for moving the cam between respective adjustment positions.
Claim 31
Dependent Claim
17 words
A seat according to claim 17, comprising a motor for moving the cam between respective adjustment positions.
Claim 32
Dependent Claim
13 words
A seat according to claim 29, wherein said motor is an electric motor.
Claim 33
Dependent Claim
116 words
A lumbar support adjustment device comprising a bracket adapted to slidably restrain a lumbar support belt adapted to extend between first and second side frames of a seat and to be biased towards a belt support position in use by force from a person occupying the seat, a cam follower formed in said lumbar support belt such that said cam follower and said lumbar support belt comprise a single unitary member, said bracket being adapted to be secured to the first side frame and having an associated cam operable to slidably move said belt between a first and a second position to provide lumbar support adjustment in which said cam cooperates directly with said cam follower.
Claim 34
Dependent Claim
116 words
A lumbar support adjustment device comprising a bracket adapted to slidably restrain a lumbar support belt adapted to extend between first and second side frames of a seat and to be biased towards a belt support position in use by force from a person occupying the seat, a cam follower formed in said lumbar support belt such that said cam follower and said lumbar support belt comprise a single unitary member, said bracket being adapted to be secured to the first side frame and having an associated cam operable to slidably move said belt between a first and a second position to provide lumbar support adjustment in which said cam cooperates directly with said cam follower.
Claim 35
Dependent Claim
22 words
A lumbar support device according to claim 31, wherein said lumbar support belt is biased under tension toward said belt support position.
Claim 36
Dependent Claim
18 words
A lumbar support device according to claim 31, wherein an entirety of said lumbar support belt is flexible.
Claim 37
Dependent Claim
37 words
A lumbar support adjustment device according to claim 31, wherein the cam follower is provided by one of an edge of a hole formed in said belt or an edge of a recess formed in said belt.
Claim 38
Dependent Claim
38 words
A lumbar support adjustment device according to claim 31, wherein the cam is an edge cam having a plurality of discrete cam faces to provide a plurality of discrete lumbar support positions between said first and second positions.
Claim 39
Dependent Claim
20 words
A lumbar support adjustment device according to claim 31, wherein the lumbar support belt is formed from synthetic plastics material.
Claim 40
Dependent Claim
38 words
A lumbar support adjustment device according to claim 31, wherein the lumbar support belt is interrupted near one end by cable extending between the bracket and the cam to provide for remote adjustment of the lumbar support belt.
Claim 41
Dependent Claim
21 words
A lumbar support device according to claim 31, comprising a manually operable handle for moving the cam between respective adjustment positions.
Claim 42
Dependent Claim
19 words
A lumbar support device according to claim 31, comprising a motor for moving the cam between respective adjustment positions.
Claim 43
Dependent Claim
15 words
A lumbar support device according to claim 39, wherein said motor is an electric motor.
Claim 44
Dependent Claim
107 words
A lumbar support adjustment device comprising a bracket adapted to slidably restrain a flexible lumbar support belt adapted to extend between first and second side frames of a seat and to be biased towards a belt support position in use by force from a person occupying the seat, an entirety of said belt being flexible, said bracket being adapted to be secured to the first side frame and having an associated cam operable to slidably move said belt between a first and a second position to provide lumbar support adjustment in which said cam cooperates directly with a cam follower comprising a portion of said flexible belt.
Claim 45
Dependent Claim
107 words
A lumbar support adjustment device comprising a bracket adapted to slidably restrain a flexible lumbar support belt adapted to extend between first and second side frames of a seat and to be biased towards a belt support position in use by force from a person occupying the seat, an entirety of said belt being flexible, said bracket being adapted to be secured to the first side frame and having an associated cam operable to slidably move said belt between a first and a second position to provide lumbar support adjustment in which said cam cooperates directly with a cam follower comprising a portion of said flexible belt.
Claim 46
Dependent Claim
37 words
A lumbar support adjustment device according to claim 41, wherein the cam follower is provided by one of an edge of a hole formed in said belt or an edge of a recess formed in said belt.
Claim 47
Dependent Claim
38 words
A lumbar support adjustment device according to claim 41, wherein the cam is an edge cam having a plurality of discrete cam faces to provide a plurality of discrete lumbar support positions between said first and second positions.
Claim 48
Dependent Claim
35 words
A lumbar support adjustment device according to claim 41, wherein the cam follower is formed in the lumbar support belt such that said cam follower and said lumbar support belt comprise a single unitary member.
Claim 49
Dependent Claim
20 words
A lumbar support adjustment device according to claim 41, wherein the lumbar support belt is formed from synthetic plastics material.
Claim 50
Dependent Claim
38 words
A lumbar support adjustment device according to claim 41, wherein the lumbar support belt is interrupted near one end by cable extending between the bracket and the cam to provide for remote adjustment of the lumbar support belt.
Claim 51
Dependent Claim
21 words
A lumbar support device according to claim 41, comprising a manually operable handle for moving the cam between respective adjustment positions.
Claim 52
Dependent Claim
19 words
A lumbar support device according to claim 41, comprising a motor for moving the cam between respective adjustment positions.
Claim 53
Dependent Claim
15 words
A lumbar support device according to claim 48, wherein said motor is an electric motor.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2002-01-18 | 2002-07-20 | 2003-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-01-18 | 2006-07-20 | 2007-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-01-18 | 2010-07-20 | 2011-01-19 | $7700.00 | Window Closed / Lapsed |