Hand strapping tool

Details Hand strapping tool Hand strapping tool

1994-04-11

1995-01-10

Jones, W. Gary

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Automatic and/or material-triggered control

156502, 156494, 100 33PB, B32B 3500

Patent

active

053803930

ABSTRACT:
A hand strapping tool for applying a strap to an article is provided wherein the hand strapping tool comprises a tensioning feedwheel assembly, a vibrating welding assembly, and a pneumatic circuit pneumatically connectable to a source of pressurized fluid for energizing the circuit. The circuit comprises a portion for automatically tensioning the strap around an article and a circuit portion for automatically welding the strap. The circuit also includes a portion for automatically determining tensioning of the strap around the article operatively associated with the circuit portion for automatically tensioning the strap. A circuit portion for automatically delaying welding of the strap is operatively connected to the circuit portion for automatically welding the strap. A circuit portion for automatically determining duration of welding of the strap is operatively associated with the circuit portion for automatically welding the strap. A circuit portion for automatically determining cool down time for a weld applied to the strap is operatively associated with the circuit portion for automatically welding the strap.

REFERENCES:
patent: 3442203 (1969-05-01), Kobiella
patent: 3586572 (1971-06-01), Ericsson
patent: 3590582 (1971-07-01), German et al.
patent: 3654033 (1972-04-01), Anganola et al.
patent: 3674972 (1970-10-01), Stahnke
patent: 3679519 (1970-06-01), Frey
patent: 4305774 (1981-12-01), Wedeking et al.
patent: 4450032 (1984-05-01), Wehr
patent: 4629530 (1986-12-01), Becking
patent: 4820363 (1989-04-01), Fischer
patent: 4845826 (1989-07-01), Daniels, Jr.
patent: 5169480 (1992-12-01), Toppel

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