Claims
- 1. A collapsible chair comprising
- a seat;
- a front leg support frame pivotally connected to said seat;
- a back leg support frame pivotally connected to said seat, said back leg support frame including a pair of telescopically extendable legs articulated to said front leg support frame to permit pivoting of said front leg support frame relative to said back leg support frame;
- a backrest pivotally mounted on said back leg support frame; and
- a pair of arms, each arm being pivotally connected to said backrest and releasably connected to said back leg support frame.
- 2. A collapsible chair as set forth in claim 1 wherein each extendable leg includes a hollow tube connected to said seat and said backrest and a slider slidably mounted in said hollow tube in telescoping relation and connected to said front leg support frame.
- 3. A collapsible chair as set forth in claim 2 wherein said slider is a plastic tube.
- 4. A collapsible chair as set forth in claim 1 wherein said backrest is movable relative to said seat between a collapsed position, a raised position and a reclining position extending from said seat.
- 5. A collapsible chair as set forth in claim 4 wherein said backrest includes a frame having an outwardly extending portion for forming a leg support in said reclining position of said backrest.
- 6. A collapsible chair comprising
- a seat;
- a front leg support frame pivotally connected to said seat;
- a back leg support frame pivotally connected to said seat and including a pair of telescopically extendable legs;
- a pair of joint means, each joint means being pivotally connected to said front leg support frame and fixedly secured to a respective extendable leg of back leg support frame;
- a backrest pivotally mounted on said extendable legs of said back leg support frame; and
- a pair of arms, each arm being pivotally connected to said backrest and releasably connected to a respective joint means.
- 7. A collapsible chair as set forth in claim 6 wherein each arm has a series of spaced recesses for selectively receiving a respective joint means to establish a releasable position of said backrest relative to said seat and wherein each joint means is a U-shaped plate having a shaped portion for fitting into a selected recess of a respective arm.
- 8. A collapsible chair as set forth in claim 6 which further comprises a guide bar secured to a respective arm and slidably mounted in a respective joint means to articulate said respective arm to each said leg support frame.
- 9. A collapsible chair as set forth in claim 8 wherein each arm has a series of longitudinally spaced recesses for selectively receiving a respective joint means therein to establish a releasable position of said backrest relative to said seat.
- 10. A collapsible chair as set forth in claim 9 wherein each extendable leg includes a hollow tube connected to said seat and said backrest and a slider slidably mounted in said hollow tube in telescoping relation.
- 11. A collapsible chair as set forth in claim 9 wherein said backrest is movable relative to said seat between a collapsed position, a raised position and a reclining position extending from said seat.
- 12. A collapsible chair as set forth in claim 11 wherein said backrest includes a frame having an outwardly extending portion for forming a leg support in said reclining position of said backrest.
- 13. A collapsible chair comprising
- a seat including a U-shaped frame having a pair of legs;
- a front leg support frame having a U-shaped frame pivotally connected to said legs of said seat;
- A back leg support frame having a U-shaped frame pivotally connected to said legs of said seat and including a pair of extendable legs;
- A pair of joint means, each joint means being pivotally connected to said front leg support frame and fixedly secured to a respective extendable leg of said back leg support frame;
- a backrest having a U-shaped frame pivotally mounted on said extendable legs of said back leg support frame; and
- a pair of arms, each arm being pivotally connected to said backrest and releaseably connected to a respective joint means.
- 14. A collapsible chair as set forth in claim 13 wherein said backrest is movable relative to said seat between a collapsed position, a raised position and a reclining position extending from said seat.
Parent Case Info
This is a continuation of application Ser. No. 07/832,402 filed on Feb. 7, 1992 and now abandoned.
US Referenced Citations (11)
Foreign Referenced Citations (5)
Number |
Date |
Country |
0491580 |
Mar 1953 |
CAX |
2037066 |
Jul 1970 |
DEX |
3707804 |
Sep 1988 |
DEX |
2593050 |
Jul 1987 |
FRX |
0815024 |
Jun 1959 |
GBX |
Continuations (1)
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Number |
Date |
Country |
Parent |
832402 |
Feb 1992 |
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