Патент USA US2411319код для вставки
NOV. 19,- 1946. ¿_ R DUARTE 2,411,319 SAFETY TONGS Filed Sept. '7, 1945 Inventor Wye/wey‘ Ü@ Af, Patented Nov. 19, 1946 UNITED lSTATES PATENT OFFICE 2,411,319 SAFETY TONGS Joseph Rudolph Duarte, Honolulu, Territory ofl Hawaii ‘ Application September 7, 1945, Serial No. .614,894 1 Claim. (Cl. 294-404) l 2 My invention relates to mechanics’ tools and has for an object to provide a pair of tongs for handling electriñed or hot elements with safety. Another object of this invention is to provide with a jaw 2|, the shank 2,2, of Which is held in the bore 62, by means of a set 4screw 23. The shank 22, may be adjusted vto extend the jaw 2|, if necessary. The jaws I@ and 2l, as illustrated are provided with respective teeth 2li and 2'5, automatically actuated tongs. A further'object of the invention is to provide which teeth may be of any desired formation. The jaws lli and 2 l, as well as the trigger IIS, may ble jaw member. if so desired be provided with an insulating coat A still further object of my invention is to pro ing on the surfaces 26 and 2l. vide a pair of tongs the handle of which is of in 10 From the foregoing description it will be ob sulation material. vious that my safety tongs may be used either Another object of the invention is to provide a for electrical or heated work from which elements pair of tongs the jaws of which are provided with the operator or user of the tool will be protected an insulation coat. from either shock or heat as the case may be. Other features and advantages will become It is thought that persons skilled in the art to more readily apparent from the following descrip which the invention relates will be able to obtain tion and the accompanying illustrative drawing a clear understanding of the invention after con a pair of tongs having an adjustable or remova in which: Figure 1 is a longitudinal sectional View of my tongs, Figure 2 is a detail view of an insulator handle, Figure 3 is an end View of Figure 2, and Figure 4 is a section on line 4--4 of Figure 1. v In the accompanying drawing as above enu merated and in the following specification, like , characters of reference indicate like parts .throughout and in which Ill, indicates my in vention, which comprises an insulated handle I I, having bores I2 and I3, extending longitudinal ly there-through with a terminal enlarged re- - cess Ill, pivoted Within which recess is a trigger sidering the description in connection with the drawing. Therefore, a more lengthy description is regarded as unnecessary. Changes in shape, size and rearrangement of details and parts such as come within the purview of the invention claimed may be resorted to, in actual practice, if desired. Having now described my invention that which I claim as new and desire to procure by Letters Patent is: A pair of tongs comprising a slidable jaw, a pivoted jaw. an insulator handle for the jaws, said handle having a bore through which the ñrst extension I5, of a jaw I6, pressing against the jaw operates, said pivoted jaw being spring actu ated andmanually controlled, said pivoted jaw wall I'I, of the trigger is a cap I3, actuated by a spring I9, held in bore I3, by means of an insu lator cap 29. The action of the spring upon the having a trigger depending from the handle for said manual control, and a longitudinal here in the handle in which the spring is seated. trigger is to hold the jaw I6, into engagement JOSEPH RUDOLPH DUARTE.