Vending machine power switching apparatus

Electricity: motive power systems – Plural – diverse or diversely controlled electric motors – Load control

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

221258, 221129, 222 63, 34082518, 34082535, 194216, H02P 774

Patent

active

046045570

ABSTRACT:
An improved vending machine power switching apparatus in which a single power switching circuit is associated with a plurality of load selecting relay switches and a switching control circuit, in which the control circuit controls the order of switching of the power switch and relay switches, such that any relay switch is always closed before power is delivered to its associated load and is always opened after power is removed from the load, and the power is applied and removed by the power switching means.

REFERENCES:
patent: 3529707 (1970-09-01), Bowman
patent: 3828903 (1974-08-01), Levasseur
patent: 3891893 (1975-06-01), Thaler
patent: 4090225 (1978-05-01), Gilker et al.
patent: 4173029 (1979-10-01), Rabindran
patent: 4220235 (1980-09-01), Lindsey et al.
patent: 4225056 (1980-09-01), Flubacker
patent: 4231105 (1980-10-01), Schuller et al.
patent: 4234070 (1980-11-01), Heiman
patent: 4284208 (1981-08-01), Levasseur
patent: 4328539 (1982-05-01), Heeger
patent: 4354613 (1982-10-01), Desai et al.
patent: 4367760 (1983-01-01), Thomas et al.
patent: 4372464 (1983-02-01), Otten
patent: 4458187 (1984-07-01), Heiman
patent: 4463446 (1984-07-01), Shah et al.
patent: 4504773 (1985-03-01), Suzuki et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Vending machine power switching apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Vending machine power switching apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Vending machine power switching apparatus will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-970672

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.