Patent US4205877A successfully refreshed from Google Patents.
US4205877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Children's reclining car seats
Assignee: Individual
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Filing: 1978-05-22
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Granted: 1980-06-03
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Expires: 1998-05-22
Abstract
Abstract A child's car seat for sitting on the conventional seat of a vehicle and being retained therein by the vehicle safety belts, the car seat being moveable between a slumbering position and a sitting position by movement of a linkage system operated by a handle, whereby the linkage system incorporates an over center device so that the car seat is securely restrained in its two extreme positions.
Inventors
- 👤 John P. Ettridge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:43
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/24; B60N2/26; B60N2/28; B60N2/2875; B60N2/2821; B60N2/2857; B60N2/286; B60N2/30; B60N2/3088; B60N2/309
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
158 words
A child's car seat including a base frame and a back frame rigidly connected thereto, a seat portion and a back rest portion pivoted to each other, said seat portion being pivotally supported above said base frame by upwardly extending generally parallel supporting links, link means pivotally attaching said back rest portion near its upper end to said back frame, whereby the parallel supporting links pivot forwardly about their pivot to the base frame so that the seat portion can move downwardly and forwardly with the back rest portion moving downwardly, and at its lower end also moving forwardly to increase the angle between said seat portion and said back rest portion to form a reclining or sleeping position of the child's car seat, characterized by adjustment means including an overcentre link means interconnecting said base frame and said seat portion to move the seat from a sitting to a reclining position and back to the sitting position.
Claim 2
Dependent Claim
158 words
A child's car seat including a base frame and a back frame rigidly connected thereto, a seat portion and a back rest portion pivoted to each other, said seat portion being pivotally supported above said base frame by upwardly extending generally parallel supporting links, link means pivotally attaching said back rest portion near its upper end to said back frame, whereby the parallel supporting links pivot forwardly about their pivot to the base frame so that the seat portion can move downwardly and forwardly with the back rest portion moving downwardly, and at its lower end also moving forwardly to increase the angle between said seat portion and said back rest portion to form a reclining or sleeping position of the child's car seat, characterized by adjustment means including an overcentre link means interconnecting said base frame and said seat portion to move the seat from a sitting to a reclining position and back to the sitting position.
Claim 3
Dependent Claim
79 words
A child's car seat as defined in claim 1 wherein the supporting links are a pair of U shaped link members with the base of the U hinged to the seat portion, and the ends of the arms of the U link pivoted to the base frame, the link members being parallel and with the link towards the forward end of the seat longer than the other link to give the seat portion a slope downwards towards the back.
Claim 4
Dependent Claim
105 words
A child's car seat as defined in claim 1 wherein the adjustment means comprises on each side a control link pivoted at one end to the base frame and pivoted at its other end to a lever pivoted intermediate its length to a bracket by a pivot pin, a connecting link interconnecting the pivot points of the control links to said lever to cause both control links to move in unison the arrangement being such that on movement of the lever, the pivotal connection of the control link to the lever can pass overcentre whereby the child's car seat is locked in its extreme positions.
Claim 5
Dependent Claim
20 words
A child's car seat as defined in claim 3 including a handle attached to said other end of the lever.
Claim 6
Dependent Claim
48 words
A child's car seat as defined in claim 1 wherein the pivoted link means connecting said back rest portion to said back frame comprises a link on each side of the frame and moves said back rest portion downwardly and the top thereof rearwardly to the reclining position.
Claim 7
Dependent Claim
77 words
A child's car seat as defined in claim 1 wherein the supporting links are a pair of U-shaped link members with the base of the U hinged to the seat portion, and the ends of the arms of the U link pivoted to the base frame, and said adjustment means includes a control present on each side of the car seat and a connecting member extends between and is secured to said controls for unitary movement thereof.
Claim 8
Dependent Claim
60 words
A child's car seat as defined in claim 6 including a handle rigidly attached to one of said controls, said controls including a pivotal device, and said handle extends from said pivotal device to provide a leverage to facilitate movement of said pivotal device which is movable over a center position to lock the car seat in its extreme condition.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-06-03 | 1983-12-03 | 1984-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-06-03 | 1987-12-03 | 1988-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-06-03 | 1991-12-03 | 1992-06-03 | $7700.00 | Window Closed / Lapsed |