Electrical generator or motor structure – Dynamoelectric – Rotary
Patent
1989-04-17
1990-04-24
Henry, Jon W.
Electrical generator or motor structure
Dynamoelectric
Rotary
310 91, 310 80, G02B 2316, G02B 700, H02R 502
Patent
active
049195239
ABSTRACT:
A motorized drive attachment for mounting on a telescope frame, actuatable, for instance, to rotate a declination shaft in the telescope. The attachment includes a pair of concentric, detachable sleeves, providing for the detachable mounting of the housing of a motor in the attachment.
REFERENCES:
patent: 3536280 (1970-10-01), Barlow
patent: 4097012 (1978-06-01), McIntyre
patent: 4709178 (1987-11-01), Burr
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