US244021A - Peters - Google Patents

Description

(No Model.)

' G. A. NELSON.

ROCKING CHAIR.

Patented July 5, 18 81.,

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UNITED STATES PATENT OFFICE.

GEORGE A. NELSON, OF CHICAGO, ILLINOIS, ASSIGNOR TO HOLTQN &' HILDRETH, OF SAME PLACE.

ROCKING-CHAIR.

SPECIFICATION forming part of Letters Patent No. 244,021, dated July 5, 1881, Application filed March 25, 18 81. (No model.)

To all whom it may concern: parts from being too rigid and to retain the up- Be it known that I, GEORGE A. N ELsON, of per and lower sections of the spring in proper Chicago, in the county of (look and State of position relative to each other.

Illinois, have invented certainnew and useful When the rockers are moved either back- 5 Improvements in Rocking-Chairs; and I do ward or forward the projecting arms of the hereby declare the following to be a full, clear, spring have a vertical movement, and spread and exact description thereof, that willenable out in the manner illustrated in Fig.2 of the others to make and use the same, reference drawings. At the same time the body of the being had to the accompanying drawings, and spring has a lateral adjustment, the upper and [O to letters of reference marked thereon, forming lower parts of the spring flattening in the di- 5 a part of this specification. rection of each other, thereby readily accom- This invention relates to that class of rockmodating itself to the movements of the rockin g-chairs in which the rocking members rest ers, imparting an easy and smooth action to upon a base or supporting-frame, to which the extreme points of the rockers, and entirely I 5 they are secured byadouble C-shaped spring, obviating the irregular action of the parts, so constructed and arranged as to permit of a which always has been a very uncomfortable long, smooth sweep of the rockers and an equal and objectionable feature in this class of chairs. division of thestrain between the parts to which What I claim, and desire to secnreby Let- I the spring is attached. ters Patent, is

20 Figure 1 is a vertical transverse section of 1. In a rocking-chair, the double C-shaped the rocking members and supporting-base, spring A, formed in two distinct parts, consistshowing the position of the spring when the ing of the upper half or section, A, and the rockers are at rest. Fig. 2 is a view of the lower half, A, arranged one above the other same, showing the relative action of the spring to form the body of the spring proper, and hav- 25 when the rockers are moved in either direcing the lateral projecting arms B B formed tion; and Fig. 3, a side elevation of one of the integral therewith, said arms being riveted rockers and support, looking outward from the together at their junction with the body of the line 3 3, Fig. 1. spring A, while the outer ends of said arms Referring to the drawings, A represents a are bent at right angles from each other and 30 double C-shaped spring, consisting of the upattached to the rocking members and the supper bow, A, and the lower bow, A and havporting-base in their relative position, substaning the lateral projecting arms B B formed tially as herein shown and described. integral therewith. 0 represents the rocking 2. In a spring attachment for rocking-chairs, members, and G the supporting-base for the the combination, with the rocking members 0 3 5 same. The extreme ends of the spring-arms and the supporting-base G, of the double 0- B B are turned at right angles from each other shaped spring A, consisting of the duplicate to form the bearing-flanges a a. The ends B parts or sections A A arranged in a vertical of the upper half of the spring are attached to plane relative to each other and provided with the rockers O, and the ends B of the lower thelateral attaching-armsB B, allconstructed,

- o half of the spring are attached to the basehc arranged, andoperating as set forth.

on a vertical line through the center of t e chair. At the point where the arms B B join GEORGE NELSON the body of the spring proper they are riveted Witnesses: together, having a block of leather, m or other L. M. FREEMAN,

45 suitable material interposed, to prevent the L. B. OOUPLAND.

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