US5308145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reclining chair
Assignee: Kimball International Inc
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Filing: 1992-02-12
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Granted: 1994-05-03
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Expires: 2012-02-12
Abstract
Abstract A reclining chair which includes a pivotal connection between the seat support, the arm support and the back support. The connection allows for the seat support to be raised during reclining operation to allow a user to maintain a consistent eye level at all times. The pivotal connection includes links which are pivotally connected at the sides of the chair to their corresponding supports and are actuated by the weight of the user.
Inventors
- 👤 Marcus C. Koepke
- 👤 Earl H. Koepke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:33
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/02; A47C1/031; A47C1/032; A47C1/03255
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
153 words
In a reclining chair including a base, peripheral arm supports fixedly connected to said base, a seat support, and a back support, means for pivotally connecting said seat support and back support to one of said arm supports wherein the back support is shiftable between a generally upright position and a reclined position, the improvement wherein said means for connecting comprises first and second links, said first link having a first end connected to said back support to and one of said arm supports, and a second end pivotally connected to said seat support, said second link having a first end pivotally connected to one of said arm supports, and a second end pivotally connected to said seat support and to one of said arm supports whereby said seat support is raised vertically upon shifting of the back support toward its reclined position to maintain vertical eye level of a user seated therein.
Claim 2
Dependent Claim
153 words
In a reclining chair including a base, peripheral arm supports fixedly connected to said base, a seat support, and a back support, means for pivotally connecting said seat support and back support to one of said arm supports wherein the back support is shiftable between a generally upright position and a reclined position, the improvement wherein said means for connecting comprises first and second links, said first link having a first end connected to said back support to and one of said arm supports, and a second end pivotally connected to said seat support, said second link having a first end pivotally connected to one of said arm supports, and a second end pivotally connected to said seat support and to one of said arm supports whereby said seat support is raised vertically upon shifting of the back support toward its reclined position to maintain vertical eye level of a user seated therein.
Claim 3
Dependent Claim
31 words
The reclining chair of claim 1 wherein said means for connecting further includes rods extending through said first and second links at the ends thereof, each link pivotable about said rods.
Claim 4
Dependent Claim
49 words
The reclining chair of claim 2 wherein said rods include a first rod extending from said back support through said first link first end and terminating in one of said arm supports, a second rod extending from said seat support through said first link second end and connected thereto.
Claim 5
Dependent Claim
47 words
The reclining chair of claim 3 and further including a third rod extending from said arm support through said second link first end and connected thereto, and a fourth rod extending from said seat support through said second link second end and terminating in said arm support.
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) | 1997-05-02 | 1997-11-01 | 1998-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-05-02 | 2001-11-01 | 2002-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-05-02 | 2005-11-01 | 2006-05-03 | $7700.00 | Window Closed / Lapsed |