US1959490A - Wire pushing and pulling tool - Google Patents

Description

May 22, 1934. 'r. MISTELSKI WIRE PUSHING AND PULLING TOOL Filed Aug. 51, 1951 2 Sheets-Sheet 1 wbemoz If W1 i 8 is},

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Filed Aug. 51, 1931 Patented May 22, 1934 I UNITED STATES PATENT *oF'F-ICE' 1,959,490 WIRE PUSHING AND PULLING TOOL Theodor Mistelski; Alliance, Ohio Application August 31, 1931,Serial No; 560,472 12 Claims. 1(01. 175 376) The invention aims to provide an exceptionally as shown in Figs. 1, 2 and 5,' or' said tube may be simple and inexpensive, yet a convenient and of continuous form in transverse'section as illuseiiicient tool for pushing or pulling wires through trated in Figs. 7 and 8. When the slot 16 is emconduits, the tool being particularly adaptable for ployedpit permits the tuberto be moved laterally making electrical installations. onto or from the wire, which is often more con- 60' v In carrying out the above end, further'objects venient' than'sliding said tube along the wire to are to provide a tool which allows gripping of apply or removeith the wire whenever desired, allows release of the Slida ble in the majorportion of the laboved'eh wire at any moment, and may be ope-rated with scribed tube, is a reciprocatory rod; 17 preferably either short or long strokes, as may be most havingan enlarg'edhead 18 at its rear end. This 65 conveniently accomplished. H v rod is "provide'd'from' endtoi'end with a wire- A still furtherobject is to provide for frictionally receiving passagejandsaid passage may either be holding the wire after each operative stroke of in the'form of alaterally openinggroove l9as the tool so thatsaid wire cannot slip during the shown in most of the views, or in the form'of a idle orreturn strokes of said tool. w more bore as seen in Fig. 9. The advantage Yet another'aim is to provide a tool which may for using a groove 19" instead of a" mere bore 20, be quickly and easily applied to or removed from is the sameas that existing in connection with the the Wire. t e S1011 v r With the foregoing inview, the invention resides The head 18 is. pr'ovide'd'with a fixed and a t "20 in the novel subject matter hereinafter described movable handle which jointly form a hand grip and claimed, descriptionbeing accomplished by by means'ofwhich' the rod 17 may bereciproreference to the accompanying drawings. cated, and wiregripping, means. is actuated by Fig. 1 is-a side elevation showing one form' of movement of the movable handle toward the construction. fixedhandle, and 'is'releasable'byjrelieving the 25 Fig. 2 is'a central vertical longitudinal sectional pressure on "said movable handle. In most forms 30 view. I v ofjconstruction herein disclosed," the fixed han- Figs. 3, 4 and 5 are sectional views on lines dle '21 and the movable handle22 project lat- 3-3,'4 -4 and 5-5 respectivelyof Fig. 2. erally from the 'head 18, forming a convenient Fig. 6 isa fragmentary rear elevation. structure simulating a pistol grip. In the con- "30 Fig. '7 is "a side elevation showing a slightly struction shown in Figs.'10 and'll however, the

diiierent construction. fixed handle 21 and the movablemovable han- Fig. 8 is a transverse sectional view on line 88 dle 22' project rearwardly from the head 18.

of Fig. 7. In either'fo-rm of construction, the inner end of Fig. 9 is a fragmentary perspective view showthe movable handle is pivoted [at 23 in a recess "35 ing a still further variatio- H 24 formed in theihead l8, a'ndlnear its pivot, 9

Fig. 10 is a central longitudinal sectional view said movable handle is (provided "with a lug25 showing yet another form of construction. whichco-actswith one sidejof the wire passage Fig. 11 is a transverse sectional view on line in gripping the wire when the movable handle W l11 1 of Fig. 10. V is moved toward the fixed handle, by jointly grip- "4L0 In the drawings above briefly described, 12, 13 ping both of'said handles. By releasing the'presand 14 denote three sections of a tube of rigid sure'on the movable handle however; the wire is nature, the end 15 of said tube being adapted to released, v a V w v be held against one end of the conduit by hand, In the 'formof construction shown for instance or possibly to be held by coupling it to said'coninf Fig, 2, a "spring 26 moves the handle 22 rear- 45 duit. While the tube is shown formed from three wardly to released position, and apin 27 extendsections, this is of course not essential, as a oneing across the recess 24, limits such movement of piece structure could well be used. The wire said-handle. This same pin preferably holds the passes through the tubeand'in order to laterally inner endof the spring 26"against the 'bottom'of distort said wire and thus frictionallyhold it durthe 're'cess 24. w v y H s 50 ing the idle strokes of the pushingor pulling 'When a longitudinally slotted tube and rod are means hereinafter'described, the tube is provided employed, such as seen in Figs; 1, 2, 3 and 5, said with a curved portion, said portion being the tube tube and rod are "relativelyturned after-applisection 14 in the present disclosure.- I cation of the tool to the wire, so'as to bringthe The entire tube 12-13 14'niay be provided slots 16 and wont of alinerrient with each other 55 with a slot 16 extending from 'e'ndto end thereof as illustrated 'in Fig. 5, overcoming liability of 12. In a device substantially as shown, a body portion, a'pistol hand grip on the body portion and including a pivoted member co-operating with the body portion for gripping a fish wire,

in combination with an advanced feeding tube for supporting said fish wire.

THEODOR MISTELSKI.

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