Roller bearing bushed sheave
- Made:
- 1787 Date of patent in unknown place
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Science Museum Group
© The Board of Trustees of the Science Museum
Roller bearing bushed sheave, 7" diameter; for pulley block (Garnett and Co's patent 1787)
Details
- Category:
- Mechanical Power Transmission
- Object Number:
- 1864-15
- Materials:
- brass and lignum vitae
- Measurements:
-
7.4803 x 1.1417 in.; 190 x 29 mm
- type:
- roller bearing
- credit:
- Board of Admiralty
