Motors: spring – weight – or animal powered – Spring – Spring mounting
Patent
1985-01-16
1987-01-13
Staab, Lawrence J.
Motors: spring, weight, or animal powered
Spring
Spring mounting
242 783, 267 59, 267156, F03G 100
Patent
active
046357556
ABSTRACT:
A backwound pre-stressed flat spring motor and method of making the same having a pre-stressed spring element backwound on a central arbor within a cup wherein a portion of the spring element extends beyond the arbor wherein the initial turns of spring element backwound on the central arbor comprise alternating layers of the extended portion of the spring and the spring element resulting in increased initial torque when compared to a conventional backwound pre-stressed spring motor having the same construction otherwise.
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Ametek Inc.
Belisario Martin G.
Staab Lawrence J.
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