Trigger lever arrangement

Details Trigger lever arrangement Trigger lever arrangement

1993-04-01

1995-03-21

Luong, Vinh T.

Machine element or mechanism

Control lever and linkage systems

Elements

74528, 74527, 74543, 74545, 15361, 15410, G05G 104, A47L 300

Patent

active

053985672

ABSTRACT:
A handle mounted trigger lever which is utilized as a solution release mechanism in an extractor is provided. The trigger switch as an `off` position and two `on` positions with the second `on` position obtainable by the depression of a release button, the release button being in a normally obstructing relationship with the trigger switch's movement in its first position. The release button includes a deformable obstructing portion which abuts with the trigger lever and limits trigger lever swing at the first `on` position. This obstructing portion may then be moved to a non-interfering relationship be deformation of the obstructing portion of the release button so that the trigger lever may then be moved to the second `on` position.

REFERENCES:
patent: 2635276 (1953-04-01), Norris
patent: 3122773 (1964-03-01), Little
patent: 4498214 (1985-02-01), Oxel
patent: 4558823 (1985-12-01), Groth
patent: 4624027 (1986-11-01), Martin
patent: 4720890 (1988-01-01), Jacob
patent: 4845803 (1989-07-01), King
patent: 4875879 (1989-10-01), Bunyea et al.
patent: 4876763 (1989-10-01), Cho et al.
patent: 4947512 (1990-08-01), Lackner et al.
patent: 5083340 (1992-01-01), Takahashi et al.
patent: 5187832 (1993-02-01), Meyer et al.

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