US1996479A - Chair seat - Google Patents

Description

April 2, 1935. 1 A MCCOWAN 1,996,479.

CHAIR SEAT Filed Dec. 12, 1931 41 Z a /7 r if? Patented Apr. 2, 1935 k 1 l 1 99%.

UNITED STATES PATENT OFFIQE CHAIR SEAT David A. McGowan, Toronto, Ontario, Canada Application December 12, 1931, Serial No. 580,621

1 Claim. (01. 155-187) The principal objects of the invention are to thickness by a special deposition process. This pr a Chair seat particularly ptable for rubber-coated metal sheet provides a non-slip se in ffice or fact ry ha r o h w i h m y Wear-resisting surface which is highly desirable be subjected to roughusage, and to devisea seat and as herein shown it is formed with a multi- 5 f st10ng.1ight, resilient material w c W preplicity of small ventilating perforations 8 but s t a uniformly mooth surface at all times and the seat has considerable flexibility and is very which may be produced at low cost. resilient. It is quite smooth and free from any Further, an important object is to produce a obstructions or the possibility of such. It will seat for chairs which will have exceptional weartherefore be very comfortable to the user and 10 resisting qualities, will be quite comfortable to there will be no projections of any kind which 10 the user and will be free from the possibility of could injure the clothing. tearing or otherwise injuring the clothing. It will be noted that the rubber covering sur- The principal feature of the invention consists rounds the flange 6 and that when the flange is in the novel formation of a seat surface from a forced into the groove the overlying rubber layer single sheet of material having a flanged edge will be placed under compression or tension so 15 embedded in a groove formed in a suitable seat that it frictionally engages the groove walls in frame. pressure contact effectively retaining the flange In the drawing, Figure 1 is a plan view of a seat and consequently the seat firmly in the frame constructed in accordance with this invention. without the use of separate and objectionable Figure 2 is a cross section taken on the line fastening elements. 2-0 22 of Figure l. The invention is very simple but produces a Ch se made Cane 0f p y wood are valuable improvement in the art of making chairs. prone to wear and ultimately expose sharp ends of The chair seat has been described as being cane or of split or separated veneer which are expreferably formed of sheet metal covered with a tremely injurious to clothing and in the case of deposited coat of rubber, but it must be under- 25 cane chairs the seats are expensive and with ply stood that chair seats may be devised in accordwood the manner of fastening the seat is objecance with the construction described which may tionable through the use of raised headed tacks be formed of some other desirable, strong, duror nails. able, flexible sheet material.

According to the present invention the chair is What I claim as my invention is: 30 manufactured with a seat rim I which may be of The combination witha chair frame having a any desirable design or construction and is progroove formed therein, of a sheet metal seat elevided with an open centre 2. ment having a rigid downturned flange fitting A narrow groove 3 is cut or otherwise formed in in said groove, and a surface covering of rubber the top surface of the seat frame and the top extending over the surface of said sheet metal seat 35' surface 4 between said g oov and e Opening 2 element and looped around the lower edge exis slightly depressed. tremity of the flange, said rubber covering secured A seat element 5 herein shown is formed of a to said sheet metal surface and flange and-ensheet of metal having a downwardly turned flange a i the inner and uter wall surfaces of the 6 u d its perimeter- This flange is shaped to groove and flange in resilient pressure contact 0 correspond With t shape of the groove 3 and is to effectively retain the seat element in place, said a p to fi snugly therein and is retained rubber element thereby serving in the dual ca- Curelyinpositionbytilistensionalcontact,DQ011191 pacity of an insulating surface covering for the fasteni m s be equired. metal seat element and as an effective anchoring The seat element 5 herein shown is covered both medium therefore. 45

sides with a surface covering 1 of rubber material DAVID A. McCOWAN.

which is preferably placed thereon in a uniform

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