Chair for sunbathing

Details Chair for sunbathing Chair for sunbathing

1988-10-14

1990-06-12

Shoop, Jr., William M.

Electricity: motive power systems

Positional servo systems

With particular 'error-detecting' means

297217, 128372, 128376, G05B 106

Patent

active

049336185

ABSTRACT:
A chair for sunbathing has a stationary base (1) carrying a rotatable support (2) for a seating or lying surface (4). A motor (7) is controlled by a control unit (10) in a chamber (8) which also contains sensors (9) responsive to ambient sunlight whereby the motor is caused to rotate until it has aligned the chair with the sun's rays. The motor can also be powered by means responsive to solar energy.

REFERENCES:
patent: 3908666 (1975-09-01), Osborne
patent: 4140128 (1979-02-01), Van Der Schaaf
patent: 4379588 (1983-04-01), Speice
patent: 4612488 (1986-09-01), Uhlemann et al.
patent: 4720140 (1988-01-01), Change, III

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