Title: Formable drive rails

Abstract: An elongate formable drive rail for carrying a working apparatus having a toothed drive gear and support elements is provided in the form of a narrow elongate strip of metal having a regular series of corrugations extending lengthwise of the strip intermediate its edges and adapted to be engaged by the toothed drive gear while the edges of the strip engage the support elements.

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Inventors: Cable, Harold E. (Thornburg Borough, PA, US)

Application Number: 020211
Filing Date: 1979-03-13
Publication_date: 1980-12-30
Assignee: Weld Tooling Corporation (Pittsburgh, PA)
Primary Class(es): 104/118 104/246, 105/29.1, 105/141, 238/1, 238/123
Other Classes:
US Patent Ref:

606284	Jun, 1898	Grosvenor	105/29.
2686565	Aug, 1954	Gilbert et al.	238/123.
2706696	Apr, 1955	Payson	238/122.
2843421	Jul, 1958	Shelton	248/206.
3226027	Dec, 1965	Cable et al.	238/1.
3550535	Dec, 1970	Rooklyn	104/118.
3575364	Apr, 1971	Frederick	105/29.
3756670	Sep, 1973	Harris	105/29.
4092928	Jun, 1978	Clavin	104/119.

Other Refs:
Primary Examiner: Reese, Randolph A.
Assistant Examiner:
Attorney: Buell, Blenko, Ziesenheim & Beck