US1777946A - Folding bed or chair - Google Patents

Description

c. VALE 1,777,946

FOLDING BED OR CHAIR Filed Sept. 27. 1928 ryWZor 76645 Patented Oct. 7,

UNITED STATES PATENT OFFICE CHARLES VALE, OF ROT'IINGDEAN, SUSSEX, ENGLAND FOLDING BED on 01mm Application filed September 27, 1928, Serial No. 308,842 and in Great Britain October 7, 1927.

Thisinvention relates to beds or chairs of follows the curvature of the slots and exthe kind that areoadapted to be folded into tends the springs. When the bed is raised a vertical position when not in use, the beds the reverse action takes place. In order to or chairs being of the kind provided with retain the bed clothes in position when the 5 spring mattresses. bed is not in its horizontal position, cords p The principal object of this invention is having hooksg at their. ends are secured to the provision of means whereby when the the corners of the bed and to a central spring. bed is in its horizontal position, that is the Having thus described the nature of my position in which it is to'be used, the springs said invention and the best means I know of of the mattress are subjected to a maximum carrying the same into practical effect, I so tension, whereas when the bed is being foldclaim i ed into its vertical position this tension is A folding bed, comprising a pair of spaced gradually reduced. This construction causes vertical brackets each having an arcuate a "considerable increase in the life of the guideway extending upwardly from a point springs as they would normally be under adjacent its forward edge toward its upper full tension for less than 12 hours per day, end, a pair of side members each having at even if the bed was in regular use, and has longitudinal slot adjacent its head end and the further advantage that the springs of each pivoted at a point between said slot and the mattress, when under tension, assist in its foot end to one of said brackets on a hori- 20 the movement of the bed when the latter is zontalaxis eccentrically to the arcuate guidebeing raised or lowered. way of such bracket, a foot member connecta The invention as applied to a bed is illus ing the other ends of said side members, a

trated in the annexed drawings, in which bed bottom having one end connected to said Fig. 1 is an elevation of a bed in its folded foot member, and a head barconnected to 2 position, and the other end of said bed bottom, said head Fig. 2 is a side elevation of the bed in its bar having means projecting from each of folded position. V 7 its ends through the longiudinal slot of one The bed bottom is formed preferably of a of said side members into constant engageplurality of substantially parallel flexible ment with the arcuate guideway" of one of 30 members such as wires or cords, each connectsaidbrackets. V 30 ed at its opposite ends to the head portion a In testimony wh r of I hav i d my and foot portion a of the framework a, prefname to this specification. erably by sprin s e. The flexible members CHARLES VALE, may be divided etween their ends, and the v i l 35 divided portions may be connected together by additional springs.

The two side members m of the bed frame are formed with substantially longitudinal slots n, and the two brackets 0 between which 4 the bed frame is mounted to swing on a horizontal axis 3' adjacent their rear upper corners have each an arcuate cam slot 0 eccentric to the pivot j, the member a passing through all the slots. To avoid weakening I p 4 the brackets 0, by forming cam slots in them a V l curved trackways may be secured to the brackets. If the foot of the bed be pulled down the draw bar a, having a roller at each of its ends extending through one of the cam slots 10o

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