US 398893 A
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Description (OCR text may contain errors)
A. P. GOULD.
No. 398,893. Patented Mar. 5, 1889.
UNITED STATES PATENT OEEIcE.
AARON P. GOULD, OF CANTON, OHIO.
H EAD REST.
SPECIFICATION forming part of Letters Patent No. 398,893, dated March 5, 1889.
Application filed April 14, 1888. Serial No. 270,620. (No model.)
To a'ZZ whom it may COTZCQT/t. and clamping pin 1'). The disk IQ is placed on Be it known that I, AARON P. G017 L1i ,a citi- 1 said pin,the stem C rcstin g in the depressions zen of the United States, and a resident of 5 l. The disk Gis then placed upon the pin D, Canton, county of Stark, State of Ohio, have i the reverse or plain side resting against the 55 5 invented a new and useful Improvement in i face .2 of the disk E. Disk F is then placed Head-Rests, of which the following is a full, g in the pin D, the inclines m resting reversely. clear, and exact description, reference being on the inclines n of the disk G. The stem Ii had to the accompanying drawings, making of the head-rest is then placed through the part of this specification. perforations p of pin D, resting in the depres- 6o 1 My invention relates to in'iprovemcnts in sions g on the outer face of the disk F. In headrests; and it consists in providing a this case the disk F isnot seen in Figs. 1 and head-rest that maybe secured to the back of i 9, being obscured by the rim 2- about the a dental or surgical chair and be adjust-ed disk G. above or to either side, or down in front of the The stem ii is formed of two semicircular 6 I5 chair-back, and secured in such adjustment. parts of any desired length, and grooved and lVith these objects in view my invention tongued, as stem 0. The part 3 is pivotally consists of the hereinafter-described construcsecured to a lug, f, on the metal cushion-suption and combination of parts, as set forth port J, and the part U is pivotally secured to in the claims. the link 2', which is pivotally secured to the 70 Figure 1 is a view in perspective of a headlug t on the cushion-support.
restillustrating my invention. Fig. i is the By turning the handle 0 in one direct-ion the same adjusted in front of the chair-back. Fig. inclines n resting on the inclines m, the disks 3 is a view of the fastening-disks and handle. E and F will be forced apart and against the Fig. at is a view of the stationary elampingstems C and H, pressing them against the 75 2 5 disk. Fig. 5 is a view of. the supporting and outer sides of the perforations 7a and 7c, securclamping pin. Fig. 6 is a view of the parts ing the parts in the desired adjustment, and by which the head-rest maybe moved over by turning the handle in the reverse direcand down in front of the Cllfidbbfitlk. Fig. 7 tion the stems C and H will be released for is a view of the stationary clamping-disk. adjustment, and when so released the stems 8o Similar letters of reference indicate corre- C and H be moved in the perforations in the sponding parts in all of the figures of the pin Dforthe pnrposeof moving the head-rest drawings. up or down or to adjust the cushion, or to A represents the back of a chair to which turn the cushion over and down in front of the head-rest is secured by the portion B pro the chair, as shown in Fig. i, so as to bring 85 vided for that purpose, said portion having a the rest within the'reach of children and seforwardly-projected portion, (1, upon which i cured in desired adj ustmcnt, the links 7L there is provided upwardly-projected lugs Z1 and iforinin a brace to the parts when so and e. The supporting-stem C is formed of adjusted. two parts, (I and e, semicircular in cross sec- The cushion K maybe rocked on its pivotal 0 40 tion; the part having at its lower end a T connection with the part .9 of the stem H, the portiomf, by which the part c is pivotallyscpart to sliding on the part .9, and the stem C cured to the lugs b. 4 The part (I is provided may be moved forward and back over the top at its lower end with an ontwardly-projected of the chair and when the parts d and e are lug, g, which is pivotally secured to the lug c clamped together the link 71 will act as a brace 95 by the link 71 In the inner flat face of the to prevent the stem swinging on its pivotal part c is provided a groove, 1', and on the inconnection with the portion B by which it is ner face of the part d a tongue, j, adapted to secured to the chair. the said groove 1', by which the two parts are Having thus fullydeseribed the nature and secured in alignment. The two parts when object of my invention, what I claim, and de- I00 so arranged, forming the stem 0, are passed sire to secure by Letters Patent, is
through the perforation k in the supporting 1. The combination in a head-rest, with a body portion,l3,seeurod to the chair,of a sup portingstem formed of two parts, link 72 cushion-support J, supporting-stein H, formed of two parts pi votall y seen red thereto, link '1 pin IO nient, substantially as described, and for the purpose set forth.
2. In a head-rest, the cmnbinalion, with a suitable support and a head-rest cushion, of a two-part stein connecting'the head -rest 1.5 cushion with the support, one of the parts of the two-part stein being pivoted directly to the cushion-frame and the other connected therewith by a link, and a clamping device to lock the parts of the stem together and to 20 the support, the said link forming a brace 'when the stem is locked, substantially as set forth.
3. In a head-rest, the combination, with a suitable support and a head-rest cushion, of a two-part stem pivoted to the support, one part of the two-part stem being pivoted directly to the support and the other connected with the support by a link, means for connecting the cushion with said two-part stem, and a clamping device to lock the parts of the stem together, substantially as set forth.
4. In a head-rest, the combination, with a suitable support, and a head-rest cushion, of two two-part stems, each element of one of the two-part stems being pivotally connected to the support, and each element of the other two-part stein being pivoted to the head-rest cushion, and an intermediate clamping device connecting said stems at points opposite their pivotal connection, substantially as set forth. In testimony whereof I have hereunto set my hand this 15th day of March, A. D. 1888.
AARON 1 GOULD. \Vitnesses:
CHAS. R. MILLER, W. K. MILLER.