BUNK FOR A TRUCK CAB SLEEPING BERTH

• US 3,698,022 A
• Filed: 12/28/1970
• Issued: 10/17/1972
• Est. Priority Date: 12/28/1970
• Status: Expired due to Term

• Current Assignee: Tom H. Knight
• Original Assignee: Tom H. Knight
• Inventors: Knight, Tom H.
• Primary Examiner(s): Nunberg, Casmir A.
• Application Number:
  US05/101,464
• Time in Patent Office: 659 Days
• Field of Search: 5/9,93,94,118,120,127,129,200,207,210 296/23,24
• US Class Current: 5/118
• CPC Class Codes: B60N 3/008 of beds

Abstract

Apparatus for suspending a mattress in a truck cab cleeping berth to form a sleeping bunk includes a frame-mounted wire web supported between upright posts by inclined tension springs. Spaced tension springs at the ends and spaced anti-sag wires at the sides mount the wire web in the frame. A variable shock obsorber is provided for adjusting the unit to the weight of the user.

Claims

1. Apparatus for suspending a mattress in a truck cab sleeping berth comprising:

a. an elongated peripheral frame enclosing a greater extent of area than the mattress;

b. a mesh member of about the extent of the mattress mounted in said frame;

c. a first plurality of tension spring means mounted in spaced relation between the transverse ends of said frame and said mesh member for supporting said mesh member in said frame;

d. a plurality of anti-sag wire means mounted in spaced relation between the longitudinal sides of said frame and said mesh member for supporting said mesh member in said frame in a manner restraining transverse movement of said mesh member;

e. upright frame means for placement in the truck cab sleeping berth adjacent said frame including four uprights, one at each corner of said frame;

f. a pair of springs mounted at each corner of said frame and each spring mounted independently on one said upright, each spring of each said pair of springs being mounted normal to the other and each said spring extending from an upper connection with the adjacent upright in a shallow angle downwardly to said frame; and

g. a variable shock absorbing tension spring mechanism attached between the middle of one end of said frame and an end of said upright means.

2. Apparatus according to claim 1 wherein said upright means includes a horizontal member above said frame at said one end, for attaching said variable shock absorbing mechanism thereto.

3. Apparatus according to claim 1 wherein said variable shock absorbing mechanism includes adjustable length means connected to said one end of said frame;

4. Apparatus according to claim 3 wherein said adjustable length means includes a link chain.