Apparatus for compressing a spring

Details Apparatus for compressing a spring Apparatus for compressing a spring

1991-01-03

1993-02-16

Watson, Robert C.

Implements or apparatus for applying pushing or pulling force

Metallic spring stretcher and/or compressor

29227, 74 30, B25B 502

Patent

active

051864355

ABSTRACT:
Improvements to a method and apparatus are disclosed for making a series of coil springs pocketed within individual pockets in an elongate fabric strip comprised of two overlying plies capable of being welded together. Improvements include improvements to fabric tracking and folding, fabric handling along the fabric path, and various direct-drive configuration eliminating the need for pneumatic cylinders.

REFERENCES:
patent: 1951953 (1934-03-01), Tollonitsch
patent: 4764179 (1988-08-01), Yajima
patent: 4930751 (1990-06-01), Hutchins

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