Trigger device for chain brake

Details Trigger device for chain brake Trigger device for chain brake

2005-01-18

2005-01-18

Payer, Hwei-Siu (Department: 3724)

Cutlery

Cutting tools

Saw

C030S381000

Reexamination Certificate

active

06842987

ABSTRACT:
A brake triggering device with a pivotably mounted trigger arm (1) located in connection to a handheld working tool's, mainly a chain saw's (2), rear handle (3), with a throttle control (4) and a handle opening (5) located below the handle (3), so that the trigger arm (1), when the saw changes inclination in relation to the operator's forearm, e.g. at the event of kickback or fall, is actuated by the operator's hand or arm, whereby the trigger arm (1) via a transfer mechanism actuates a brake (9) so that this stops the movement of the saw chain. The pivot (10) of the trigger arm is located in connection to a front (11) or a bottom (12) side of the handle opening (5).

REFERENCES:
patent: 4335514 (1982-06-01), Overy et al.
patent: 4635364 (1987-01-01), Noll et al.
patent: 4721193 (1988-01-01), Nagashima
patent: 4753012 (1988-06-01), Schurr
patent: 4793064 (1988-12-01), Nagashima
patent: 4811487 (1989-03-01), Takahashi et al.
patent: 5101567 (1992-04-01), Cool
patent: 5233750 (1993-08-01), Wolf et al.
patent: 5580008 (1996-12-01), Koegler et al.
patent: 5640773 (1997-06-01), Haertlein
patent: 6105263 (2000-08-01), Stones et al.
patent: 0 210 997 (1989-01-01), None
patent: 0 945 234 (1999-09-01), None
patent: 0 945 234 (2002-01-01), None
patent: 86004294 (1986-07-01), None
Skogen, vol. 1, 1990, Bengt-Åke Alriksson, “Förbättrat V-skydd passar flera sågmodeller”, pp. 40-41.
Jord & Skog, vol. 12, 1987, Johan Löfgren, “Äntligen ett fungerande kastskydd”, pp. 32-33.

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