Electrical unit with an adjustable mechanical switch for address

Details Electrical unit with an adjustable mechanical switch for address Electrical unit with an adjustable mechanical switch for address

1992-10-15

1994-10-18

Yusko, Donald J.

Communications: electrical

Continuously variable indicating

With meter reading

340825520, 403 4, 403 13, 439134, 70158, H04Q 0104, E05B 6300, G08B 2918

Patent

active

053572432

ABSTRACT:
There is disclosed an addressable device for receiving address coded signals from a central control unit. The device includes an electrical unit that is detachably connected to a base. The electrical unit has a switch for setting the address of the electrical unit. The base has an addressable key that is insertable into an opening in said switch when the addresses of the key and switch match and is not insertable when the addresses do not match. Alternatively, there is an addressable lock on one of the electrical unit and base and a separate addressable key on the other of the electrical unit and base.

REFERENCES:
patent: 4257039 (1981-03-01), Webb et al.
patent: 4369435 (1983-01-01), Adachi et al.
patent: 4394655 (1983-07-01), Wynne et al.
patent: 4489312 (1984-12-01), Yoshizaki
patent: 4823118 (1989-04-01), Suzuki et al.
patent: 4829283 (1989-05-01), Spang et al.
patent: 4988977 (1991-01-01), Payne et al.
patent: 5072216 (1991-12-01), Grange
patent: 5117219 (1992-05-01), Tice et al.

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