GB1229219A - - Google Patents
Info
- Publication number
- GB1229219A GB1229219A GB1229219DA GB1229219A GB 1229219 A GB1229219 A GB 1229219A GB 1229219D A GB1229219D A GB 1229219DA GB 1229219 A GB1229219 A GB 1229219A
- Authority
- GB
- United Kingdom
- Prior art keywords
- switch
- dec
- grip
- division
- instinctive
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
- H01H21/04—Cases; Covers
- H01H21/10—Casing of switch constituted by a handle serving a purpose other than the actuation of the switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
- H01H2300/026—Application dead man switch: power must be interrupted on release of operating member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
- H01H2300/028—Application dead man switch, i.e. power being interrupted by panic reaction of operator, e.g. further pressing down push button
Landscapes
- Drilling And Boring (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5909567 | 1967-12-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1229219A true GB1229219A (de) | 1971-04-21 |
Family
ID=10483056
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1229219D Expired GB1229219A (de) | 1967-12-29 | 1967-12-29 |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1229219A (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4549097A (en) * | 1983-04-11 | 1985-10-22 | Ulmer Jamie F | Electric safety switch |
DE3841458C1 (en) * | 1988-12-09 | 1990-05-10 | Euchner & Co, 7022 Leinfelden-Echterdingen, De | Safety switch to be actuated by a person |
-
1967
- 1967-12-29 GB GB1229219D patent/GB1229219A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4549097A (en) * | 1983-04-11 | 1985-10-22 | Ulmer Jamie F | Electric safety switch |
DE3841458C1 (en) * | 1988-12-09 | 1990-05-10 | Euchner & Co, 7022 Leinfelden-Echterdingen, De | Safety switch to be actuated by a person |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
435 | Patent endorsed 'licences of right' on the date specified (sect. 35/1949) | ||
PCNP | Patent ceased through non-payment of renewal fee |