Edward Massey

Specification of Edward Massey - Watches - No. 9120

Catalogue no: 1040
Dewey No: Subject(s): Patents
Author(s): Edward Massey
Total pages: 4 Illustrations: 1 fold out Language(s): English Publication date: 1841
Editor: Publisher: The Great Seal Patent Office
Dimensions: 290mm x 200mm Condition: Blue paper cover very fragile and torn in half
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Notes:
Relating to; "Improvements in Watches". The fold out page contains 9 drawings pertaining to the following details of the patent; 1. Modes of compensation 2. The arrangement of locking pallets 3. Keyless winding mechanism. 4. The mode of striking at every fifth second by altering the position of the watch Reprint of 1856 Malcolm Gardner, Horological Bookseller sticker on cover and first page
Room location: Library Cabinet: Q Shelf: 4
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Specification of Edward Massey - Watches and Machines for Timekeeping - N0. 7807

Catalogue no: 1033
Dewey No: Subject(s): Patents
Author(s): Edward Massey
Total pages: 3 Illustrations: 1 fold out Language(s): English Publication date: 1838
Editor: Publisher: The Great Seal Patent Office
Dimensions: 290mm x 200mm Condition: Blue paper covers fragile
Related titles: Related library records:
Notes:
Relating to; "Improvements in Watches and Machines for Keeping Time". The text and illustraions describe five improvements as follows; A new method of making the verge for a common watch by fitting jewelled pallets in notches. Another variation of the verge where the pallets are set further backpast the centre so that when jewelled faces are added, the pallet angles will be correct. A detached marine chronometer escapement with locking detents on pivots with a simplified controlling spring.
Room location: Library Cabinet: Q Shelf: 4
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