GB519552A - Improvements in safety razor blades - Google Patents
Improvements in safety razor bladesInfo
- Publication number
- GB519552A GB519552A GB3327638A GB3327638A GB519552A GB 519552 A GB519552 A GB 519552A GB 3327638 A GB3327638 A GB 3327638A GB 3327638 A GB3327638 A GB 3327638A GB 519552 A GB519552 A GB 519552A
- Authority
- GB
- United Kingdom
- Prior art keywords
- razor blades
- blade
- safety razor
- edges
- hardened
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B21/00—Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor
- B26B21/54—Razor-blades
- B26B21/58—Razor-blades characterised by the material
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
519,552. Making glass razor blades. FORD, H. Nov 16, .1938, No. 33276. Drawings to Specification. [Class 56] [Also in Group XIV] A razor blade is made from hardened glass. The edges of the blade are first ground and the blade is then hardened, the edges being kept at a sufficiently low temperature during heating to prevent them from losing their cutting-edge.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3327638A GB519552A (en) | 1938-11-16 | 1938-11-16 | Improvements in safety razor blades |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3327638A GB519552A (en) | 1938-11-16 | 1938-11-16 | Improvements in safety razor blades |
Publications (1)
Publication Number | Publication Date |
---|---|
GB519552A true GB519552A (en) | 1940-03-29 |
Family
ID=10350819
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3327638A Expired GB519552A (en) | 1938-11-16 | 1938-11-16 | Improvements in safety razor blades |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB519552A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3831466A (en) * | 1972-02-08 | 1974-08-27 | J Hicks | Glass blade and glass blade blank |
-
1938
- 1938-11-16 GB GB3327638A patent/GB519552A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3831466A (en) * | 1972-02-08 | 1974-08-27 | J Hicks | Glass blade and glass blade blank |
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