Title:
SEISMIC ACTUATOR
Document Type and Number:
WIPO Patent Application WO/2012/068296
Kind Code:
A3
Abstract:
An actuator that includes a shelf having a pivot cone, a first member, a second member, a trigger pin and a trigger lever latch. The first member includes a weight, a first shaft extending upwardly from the weight and through an opening in the pivot cone, and a first plate affixed to the first shaft. The first plate is supported by the pivot cone. The second member includes a second plate resting on the first plate and a second shaft extending upwardly from the second plate. The trigger lever latch includes a first portion connected to the second shaft and a second portion extending upwardly at an angle away from the first portion. The trigger pin has an engagement surface. The trigger pin is movable between an operational state and a tripped state. The second end of the trigger lever latch is engaged with the engagement surface.
Inventors:
JOHNSTONE COLIN (US)
Application Number:
PCT/US2011/061059
Publication Date:
August 09, 2012
Filing Date:
November 16, 2011
Export Citation:
Assignee:
JOHNSTONE COLIN (US)
International Classes:
H01H35/02; H01H35/14
Foreign References:
| US5975105A | 1999-11-02 | |||
| US5325881A | 1994-07-05 | |||
| US5436416A | 1995-07-25 | |||
| US20030214416A1 | 2003-11-20 | |||
| US20030014919A1 | 2003-01-23 | |||
| US20060017532A1 | 2006-01-26 | |||
| US20060157330A1 | 2006-07-20 | |||
| US4520676A | 1985-06-04 |
Attorney, Agent or Firm:
SWAIN, Brennan, C. et al. (1900 Avenue of the Stars 7th Floo, Los Angeles CA, US)
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