GB630593A - Doorknob - Google Patents
DoorknobInfo
- Publication number
- GB630593A GB630593A GB21243/47A GB2124347A GB630593A GB 630593 A GB630593 A GB 630593A GB 21243/47 A GB21243/47 A GB 21243/47A GB 2124347 A GB2124347 A GB 2124347A GB 630593 A GB630593 A GB 630593A
- Authority
- GB
- United Kingdom
- Prior art keywords
- rim
- sheet metal
- core
- ferrule
- flared end
- 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
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B1/00—Knobs or handles for wings; Knobs, handles, or press buttons for locks or latches on wings
- E05B1/0007—Knobs
Landscapes
- Vehicle Step Arrangements And Article Storage (AREA)
Abstract
630,593. Knobs. GATE-WAY, Inc. Aug. 5, 1947, No. 21243. Convention date, June 29, 1940. [Class 52 (i)] A door knob has a sheet metal ferrule 1 with a flared end 1b, the rim 1c of which engages a solid core member 2, and a sheet metal knob member 3 formed over the flared end 2b of the core and the rim 1c of the ferrule. In a modification an extension 4a of the core portion abuts the inside of the knob member 3 to reinforce it.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US630593XA | 1940-06-29 | 1940-06-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB630593A true GB630593A (en) | 1949-10-17 |
Family
ID=22046646
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB21243/47A Expired GB630593A (en) | 1940-06-29 | 1947-08-05 | Doorknob |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB630593A (en) |
-
1947
- 1947-08-05 GB GB21243/47A patent/GB630593A/en not_active Expired
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