Tong operating device for a pinsetter
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United States of America Patent
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Jul 21, 2015
Grant Date -
Feb 5, 2015
app pub date -
Jul 31, 2013
filing date -
Jul 31, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
An improvement for a bowling pinsetting machine. The bowling pinsetting machine of the present invention includes a tong operating device with an upper tong and a lower tong. The upper tong and the lower tong may be connected to an actuation gear which may drive the tongs together and apart. The tong operating device may be substantially made of plastic. At least one of the upper tong, the lower tong, and the actuation gear may include metal oil-filled bearings. At least one metal pin may run through the metal oil-filled bearing and thereby connect the upper tong, the lower tong and the actuation gear.
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