US1054906A - Folding chair. - Google Patents

Description

Rl A I FOLDING CHAIR.

LPPLIOA'IIOI FILED LUG, 17, 1912.

Pmnd Mar. 4,1913.

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'Patented Mau{.4,'"1913.`

WITNSSES www?? INVENIOR] A. COE.

y "PF'OLDING 01111111. Alfrmognon PILE/1; 111111.17, 1912.

1,054,906, Patented 1121114, 1913.

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WJTNESSES @www M YQBRT Coe 1 /NVENTOR ,To all'irwm, hf may concern.:

l-Ie 1t known that I, ROBERT "citizen of the United Sta-tes, residmg at .ing drawing.

UMTEDSTATES PArianv'ry oFFroE.

ROBERT A. COE, OF s'rnA'rFORD,` OKLAHOMA.

FOLDING CHAIR.

A. Con, a

Stratford,` in the county of Garvin and State of Oklahoma, have invented certain -new and useful Improvements vin Folding Chairs, of which the. following is a specification, ref eren'ce being had ,thereinto the accompanyyj-.This invention relates A to furniture and has special' reference to a chair suitable for I use 1n stores, -atsoda4 fountains, and the like.

VThe y.in incipal object of the invention is to provide anew- `and'improved form of collapsible chair. 'fespecially-jada-pted when space, V

Anther obj ect` thisfinventionis to providfa collapsible chair intended for use in kpublic llialls-sucli' as *fopera houses? auditoriums, 1 etc., where r a la rge vcrowd gathers las disturbance. llhi'salsopermits of. the yready cleaning of the hall by 'janitors,'or others.

so .that when thef chairis `collapsed ample space isprovidedfoneasy exit lincase of a panic or at othertims fwlien Athere is yno 'A still further objeetfo the inventionfis to provide an improved ineansk wherebythe'- chair back and the standards supportln'g the Seat will be so connected that 'the back will be simultaneously expanded with the expans ion of the seat.

A third object oftheinvention is to provide animproved form of seat havlng a co1- lapsiblerim.

In thedrawlngsl/like characters of reference 'indicate. hke parts in the several \l'iews,a1 idf:T-Fi`gure 1. is a front view of a chair constructed 'in-accordance with this.

invent-ion.

Fig. 2 .is a vertical section through the chair showing the operation thereof,.certain` of the parts being omitted.

Fig. 3 is a vciew in. section 'showing the expansion of the sea't when lowered.

Fig. 1 is a plan view of the seat enpanded.'

5 is a view of a portion of the eX- panded seat with certain of thefparts removed in order to show t-he ring recelvmg .groove used herewith. Fig. 6 is an .enlarged det-ail view of the central portion of the device showing the manner of connecting the collapsible rim with the centerof the i seat. Fig. 7 is a bottom View ofa certain cover plate arranged to rest' on top of the center portion of Fig. 6. is adetail l v- Specification of Letters Patent. l Application mei Augustv 1f, 1912. serial No. 715,629.

Patented Mar. 4, 1913.

-view showing the manner of `holding the connecting links of the rim by asingle wire. Fig. 9 .is adetail view ofone of the connecting links. I

y' In carrying .out the objects'of the..invention there is provideda base 10 ywhereon is located a centrallydisposed boss ll'having yspaced slots 1Q extending radially around its periphery. This boss also has 'a suitable groove for the receptionotl awire .ring 13 and on top of this boss rests a cover plate 1l provided with a mating groove tothe groove in the boss 11 so that .thewire ringv is held tightly clamped between these two grooves, and 'this cover plate is likewise provided Awith radialv :slots 15 corresponding in number and position to the slot-s 12. These t-wo The cover plate 14 and boss 11 are provided with parts are held together by screws 16.

-In the tube 18 is slid- 'to this member 21 byl means of screws 23 is a cover plate '2 4 likewise provided with re-` cesses Q5 forming the centerof the-seat. These members 21 and 24 are provided wlth ring 27.

In order to provide a collapsible rim to the seat. there are employed certain links 28'- having ends 29 which are held in the recesses v22 and S25 on the wire "27. These links are provided with flanges 30 upon which are'secured plates 31, the ianges having Vsuitable screw holes for this purpose. links is bifurcated to provide a pair of ears held one end of an arm' 33, the armbeng secured to the ears b vineans of a pivot bolt or rivet 34. The other end of each arm 33 isprovided with a perforated ear 3 5 wherethrough passes the wire 13. The seat: and rim thus formed are covered with a suitable fabric 36 secured Athereto in any desired manner. To two ot' the armsl 33 are se? cured upwardly extending back members .37

whichare connected by a fabricBS. y U i. j Vthe operation of' the device the chair Each'of t-he Y 32 at its outer end'and between these` ears is 9e. annular recesses QG wherein is'held a wire normally .is collapsed with the rim hanging down as sho-Wn in full lines in Fig. 2. 'hen, however, Weightis placed upon the center of the sent the plunger is forced downward and the arms 33 moved out-Ward radially attheir. upper ends, thus carrying the links outward also. At the same time thisv radial movement ot' the arms forces the members 37 outward and away from each other so that the flexible fabric back is likewise expanded There has thus been provided. :i simple und eiiicient device of the kind described auditor the purpose specified Having thus described the invention', what is claimed as new, is

1. A chair of the character described comprising a base plate, u sleeve extending from said base plate, a collar mounted upon said base plate and surroundingsaid sleeve, said collar .comprising upper and lower sections -havinv' radial Grooves formed therein and.

being also provided with u circular groove forming a seat, supporting arms haring their lower ends positioned in seid radial grooves, a securing ring for the lower end of seidv arms positioned in said circular groove, a plunger in said Sleeve, a spring normally urging seid plunger upwardly, a head carried by said plunger, links connecting said head with said arms, 1nd platforms carried by said links.

2. A chair of the character described co1nprisingu buse, u coller carried by said base, a sleeve extending from said base through said collar, u spring in said sleeve, u plunger in said sleeve resting upon said spring. snp-- porting arms pivotally connectedA 'ith said collar, an enlarged heed at the upper end ot' seid plunger, links Jivotally connected with said head und with seid arms to swing seid arms outwardly when said plunger is pressed downwardly, each of seid links oomprising a body portion being provided et `each end with :1 'transversely extending opening, side Wings extending from said body portion, and supporting plates secured to said side wings.

Al'n testimony whereof I hereunto afix my signature in presence of two Witnesses.

RBERT COE. Witnesses E. T. Con, E. J. MURPHY.

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