Tool for flaring plastic pipe

Details Tool for flaring plastic pipe Tool for flaring plastic pipe

1977-01-21

1978-08-22

Husar, Francis S.

Plastic article or earthenware shaping or treating: apparatus

Preform reshaping or resizing means: or vulcanizing means...

Rod or tubular preform

72317, 269228, 269268, B29C 1702

Patent

active

041085892

ABSTRACT:
A tool for flaring and doubling over the end of thermoplastic pipe and tubes wherein the tool includes a pair of superposed clamping bars, one being mounted to a stationary fixture and the other bar being hingedly connected at one end thereto. The hinged bar clamp is held in a clamped fixed position by a releasable toggle clamp device which is secured to the fixed bar clamp. Each bar is provided with a plurality of corresponding arcuate non-semicircular notches of various sizes to accommodate each particular sized pipe. A mandrel and flaring head which can be power driven, is also provided for flaring and doubling over the free end of the plastic tube or pipe when positioned within the clamping tool.

REFERENCES:
patent: 935013 (1909-09-01), Gilcheist
patent: 1421065 (1922-06-01), Callan
patent: 3584344 (1971-06-01), Bjalme
patent: 3806301 (1974-04-01), Osterhagen et al.
Wespo Toggle Clamps; Catalog 7; received in U.S. Patent Office on 11/7/61; pp. 1, 4, and 5.

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