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US3209377A Expired / Lapsed US ⏱️ 0.0 years remaining

Davenport bed

Assignee: Seng Co
•
Filing: 1963-05-15
•
Granted: 1965-10-05
•
Expires: 1983-05-15
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Abstract

No abstract record available.

Inventors

  • 👤 Fox Martin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 06:57
CPC Classifications
A; A47; A47C; A47C17/00; A47C17/04; A47C17/22; A47C17/225; A47C17/23

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 280 words
A DAVENPORT BED COMPRISING, IN COMBINATION: A BASE HAVING END RAILS, A REAR RAIL, AND A FRONT RAIL; A FOLDING BED FRAME HAVING AN INNER BED SECTION, A HINGE SECTION, AND AN OUTER SECTION WHICH ARE PIVOTALLY CONNECTED FOR MOVEMENT BETWEEN A COPLANAR BED POSITION AND AN INTERMEDIATE POSITION WITH THE HINGE SECTION UPRIGHT AT THE FRONT AND THE OUTER SECTION INVERTED ABOVE THE INNER SECTION; SUPPORTING LINK MEANS PIVOTALLY CONNECTED TO SAID END RAILS AND TO SAID INNER BED SECTION TO MOVE THE SAID FRAME BODILY BETWEEN ITS INTERMEDIATE POSITION AND A FOLDED POSITION BEHIND AND SUBSTANTIAL ENTIRELY BELOW THE FRONT RAIL, SAID LINKS MEANS INCLUDING A PAIR OF REAR SUPPORTING LINKS AND A PAIR OF FRONT SUPPORTING LINKS, SAID REAR LINKS AND SAID FRONT LINKS IN FOLDED POSITION EXTENDING DOWNWARDLY AND REARWARDLY, AND THRIR LENGTHS AND PIVOTAL CONNECTIONS TO THE BASE AND THE INNER BED SECTION BEING SO RELATED THAT DURING A FIRST PART OF THEIR MOVEMENT TOWARD BED POSITION THE FRONT LINKS SWING FORWARDLY TO A NEARLY VERTICAL POSITION AS THE REAR LINKS SWING FORWARDLY PAST HORIZONTAL DEAD CENTER AND THE INNER BED SECTION ASSUMESA A STEEPLY INCLINED POSITION, WHILE DURING A SECOND PART OF SAID MOVEMENT SAID REAR LINKS SWING UPWARDLY AND REARWARDLY TO ELEVATE THE REAR OF THE INNER BED SECTION AND THE FRONT LINKS SWING REARWARDLY TO LOWER THE FRONT OF SAID BED SECTION, SAID REAR AND FRONT LINKS CONVERGING UPWARDLY IN BED POSITION; HOOK-LIKE LOCKING PLATES PIVOTALLY MOUNTED ON THE INNER BED SECTION; LOCKING LINKS ON THE OUTER SECTION HAVING PORTION ENGAGEABLE LOCKING LINKS DURING MOVEMENT TOWARD FOLDED POSITION AND ROTATE THE PLATES OUT OF SAID LOCKING ENGAGEMENT DURING MOVEMENT TOWARD INTERMEDIATE POSITION.

References Cited (Backward Citations)

US1105928A Cited
DE846609C Cited
US2841800A Cited
US2960699A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-10-04 1969-04-05 1969-10-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-10-04 1973-04-05 1973-10-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-10-04 1977-04-05 1977-10-05 $7700.00 Window Closed / Lapsed

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