Signals and indicators – Bells
Patent
1997-10-02
2000-10-03
Hirshfeld, Andrew H.
Signals and indicators
Bells
116155, 116167, G10K 106
Patent
active
061257850
ABSTRACT:
A bell assembly in which the bell is mounted on a plastic base by means of a plastic collar snap-fitted into aligned holes in the bell and the bell mounting element of the base. The collar is formed with an axial bore for receiving a plastic manually depressible actuator.
REFERENCES:
patent: 247610 (1881-09-01), Butler
patent: 403286 (1889-05-01), Peck
patent: 770437 (1904-09-01), Mayland
patent: 4220112 (1980-09-01), Neilsen
patent: 4457050 (1984-07-01), Kanzaka
patent: 4534088 (1985-08-01), Ricke
patent: 4827243 (1989-05-01), Cheng
patent: 5631881 (1997-05-01), Pessey et al.
patent: 5673887 (1997-10-01), Hollingsworth et al.
Dania Plastic Parts Ltd.
Hirshfeld Andrew H.
Smith R. Alexander
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