GB598834A
Expired / Lapsed
GB
⏱️ 0.0 years remaining
Improvements in or relating to wood-screws and the like
Assignee: EDWARD CHAMBERLAIN THOMPSON
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Filing: 1945-09-20
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Granted: —
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Expires: 1965-09-20
Abstract
Abstract 598,834. Wood-screws. THOMPSON, E. C. Sept. 20, 1945, No. 24332. [Class 89 (ii)] The shank of a wood-screw has a number of grooves b so arranged, with regard to the axis of the screw, that unscrewing is resisted. The angle between the sides c, d may be less than a right angle and the corner e is preferably radiused.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
GB
Data Source
google_patents
Last Synchronized
2026-10-23 01:52
CPC Classifications
F; F16; F16B; F16B25/00; F16B25/0036; F16B25/0078; F16B25/001; F16B25/0015; F16B25/0042; F16B25/0057; F16B25/0063; F16B39/00; F16B39/22; F16B39/28
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