04844333 is referenced by 22 patents and cites 13 patents.

A control unit for a spa or hot tub system is disclosed. The control unit is safe and protects the user from electric shock when operating the various spa equipment. Also, the unit allows the control and operation of all the spa equipment from a single location. In one embodiment of the invention, a specific air pressure transmitter has been designed to actuate remote air switches of different spa or hot tub equipment.

Title
Spa side control unit
Application Number
7/179495
Publication Number
4844333
Application Date
April 8, 1988
Publication Date
July 4, 1989
Inventor
James R Mismas
Concord
OH, US
Matthew A Davis
Mentor
OH, US
Agent
Louis J Weisz
Mark M Kusner
D Peter Hochberg
Assignee
Tridelta
OH, US
IPC
G05D 23/00
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