Title: Apparatus for manufacturing power transmission belting

Abstract: Apparatus for making power transmission belting from an uncured body which apparatus includes two concentric cylindrical members of substantially the same length which are interpositioned between two generally flat parallel plates clamped together by a press means. A bladder assembly disposed within and together with the innermost cylindrical member define a mold concavity for receiving, molding, and curing power transmission belting.

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Inventors: Ellis, Robert C. (Denver, CO, US)
Vance, Sr., James C. (Sedalia, CO, US)
Van Gundy, Sterling (Denver, CO, US)
Walcher, Donald R. (Denver, CO, US)

Application Number: 558048
Filing Date: 1975-03-13
Publication_date: 1976-01-13
Assignee: The Gates Rubber Company (Denver, CO)
Primary Class(es): 425/28.1 425/34.2, 425/43
Other Classes:
US Patent Ref:

2253792	Aug, 1941	Leavenworth	425/28.
2573643	Oct, 1951	Hurry	425/34.
2583085	Jan, 1952	Campbell	425/34.
2599046	Jun, 1952	Brucker	425/34.
2600775	Jun, 1952	Hurry et al.	425/34.
2671244	Mar, 1954	Freedlander	425/28.
2883701	Apr, 1959	Sauer	425/34.

Other Refs: 875,283

Aug, 1961	UK

Primary Examiner: Flint, Jr., J. Howard
Assistant Examiner:
Attorney: Oberg, Jr.; H. W., Fink; Raymond, Castleman, Jr.; Curtis H.