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US 5,343,921 AGranted
Tire iron for tubeless truck tires
AssigneeKen-Tool
InventorJohn D. Kusner
Life of this patent
Estimating the term…
Abstract
Tire tool of the tire iron type formed entirely by forging from previously unforged steel bar stock having a reverse curved centifuration and depending integral elements formed only by forging operations.
Claims5
A tire iron, comprising:
- an elongated body having first and second end portions, an intermediate portion having a substantially cylindrical configuration and extending between said first and second end portions, said intermediate portion further including upper and lower surfaces;
- an integral knob element, said integral knob element extending outwardly from said intermediate portions, said integral knob element comprising a top semi-cylindrical part, an engaging part and two side walls connecting said top part to the engaging part, said top-semi-cylindrical part having a longitudinal axis being substantially parallel to a longitudinal axis of said intermediate portion, so that said top substantially cylindrical part extends along said semi-cylindrical intermediate portion,
- said side walls being connected to said top part by connecting means for providing a smooth and gradual transition between said side walls and said top part, so that an integral, homogeneous structure is formed by said intermediate portion and said integral knob element;
- said second end portion having top and bottom parts, an integral depending pad element extending outwardly from said bottom part,
- said integral depending pad element having a base, a front portion facing said integral knob element, a rear portion, an engaging surface and two side surfaces, said side surfaces connecting said base to said engaging surface;
- and
- said front portion consisting of first and second members interposed to each other at an obtuse angle, said front portion connecting said base to said engaging surface in such a manner that an acute angle is formed between said base and said first member.
4 more elements
Dependencies are inferred from the claim text.