USRE11277E - Wrench - Google Patents

Wrench Download PDF

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Publication number
USRE11277E
USRE11277E US RE11277 E USRE11277 E US RE11277E
Authority
US
United States
Prior art keywords
bars
jaw
handle
wrench
screw
Prior art date
Application number
Other languages
English (en)
Inventor
Henry Hammond
Original Assignee
by direct and mesne assignments
Filing date
Publication date

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  • larly-extendinglug 9 having a socket therein.
  • the object of the present invention in otherwise, passing laterally through said bars wrenches is to so improve the construction and the web d, which they embrace, the overthereof as to insure the greatest durability lying flanges f at the borders of the said raband strength in the wrench with little liabilbets lying over and upon the edges of the said ity of its becoming injured or inoperative in bars, thereby making the connection and sup- I 15 use, and to enable an easy formation of the port of the said jaw-carrying bars with and various parts and their attachment or detachby the handle a most rigid one.
  • Figure 1 is a perspective The sliding jaw 0, having the shank j formed View of the wrench.
  • Figs. 2 and 3 are perintegrally therewith and having therein the spective views of the handle and fixed jaw axial screw-threaded socket 0c,in cross-section 25 portions of the wrench, respectively, detached is of H shape, formed by the intermediate from each other.
  • Fig. l is aperspective view web '1; and the lateral flanges 7e, and the screw of the part constituting the sliding jaw de- D having been engaged with the screwtached, the same being shown, however, with threaded socket min the shank of the sliding its rear end forward or opposite to that seen jaw, said jaw is-before the stationary jaw- 30 in Fig. 1.
  • Fig. 1 is a perspective The sliding jaw 0, having the shank j formed View of the wrench.
  • Figs. 2 and 3 are perintegrally therewith and having therein the spective views of the handle and fixed jaw axial screw-threaded socket
  • FIG. 5 is a perspective view of the bars and handle have been connected, as dejaw-operating screw detached.
  • Fig. 6 is a scribed placed within and upon the bars of central longitudinal section of the wrench.
  • the stationary jaw, the intermediate webz'fit- This wrench essentially consists of four ting between the inner walls of the bars and parts, as above m'entioned-namely, the stock the overhanging flanges kresting on the edges 35 or handle A, the stationary jaw B,fixed to and of said bars a, as shown.
  • the sliding jaw the bars aconnected, the knurled thumb-riml G, movable on the extension-bars a of the and the screw D as well are held against endfixed jaw, and the screw D, having an enwise movement by the said rim being conlarged knurled periphery l, confined against fined between the end wall of the lug e and 40 endwise movement with relation to the hanthe shoulders hat the inner ends of the grooves dle,butcapable of rotation and havingascrew in the bars a.
  • the screw D having an enwise movement by the said rim being conlarged knurled periphery l, confined against fined between the end wall of the lug e and 40 endwise movement with relation to the hanthe shoulders hat the inner ends of the grooves dle,butcapable of rotation and havingascrew in the bars a.
  • the stock thumb-rim is an axial stud m, fitting in the or handle portion A at its rear end is of a socket of the lug e, forming a support for the form to be conveniently grasped by the hand, rear end of the screw, holding the same always 45 and back from its forward end for a suitable in its proper relation to the axial line of the distance on each side thereof said stock is screw-threaded socket m in the sliding jaw.
  • rabbeted, as at 19, an intermediate web d be- The operation of the wrench will be obviing integrally formed with the metal from ous without description on an inspection of which the handle is made.
  • the intermediate web (1 of the handle 50 ward end of the said handle is a perpendicuextends, as heretofore stated, from its for- 10 parallel with ward end to an intermediate part, as p, of the said handle, where it terminates, the overlying fiangesfcontinuing, as at n, and forming an open frame suitable to be conveniently grasped.
  • the space may be occupied by cheek-pieces q, of wood or other light material, while, on the other hand, the said space may be unoccu ied, as would be in many instances preferable, aifording ready means by which to hang up the wrench.
  • the parts of the wrench in themselves are of the utmost simplicity in form, capable of being easily forged or otherwise formed, and when in position, in addition to the immovable and advantageous features of construction and connection between the jaw bars and the handle already mentioned, the engagement of the sliding jaw with said bars is also peculiarly adapted for the requirements thereof, for the face of said jaw will always be held the face of the fixed jaw under any strain that may be applied thereto in using the wrench, and no straining action will be in any way imparted to the operating-screw.

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