GB191207643A - Improvements in or relating to Electrically Driven Dental Engines and the like. - Google Patents
Improvements in or relating to Electrically Driven Dental Engines and the like.Info
- Publication number
- GB191207643A GB191207643A GB191207643DA GB191207643A GB 191207643 A GB191207643 A GB 191207643A GB 191207643D A GB191207643D A GB 191207643DA GB 191207643 A GB191207643 A GB 191207643A
- Authority
- GB
- United Kingdom
- Prior art keywords
- block
- relating
- switch
- electrically driven
- handpiece
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
- A61C1/0007—Control devices or systems
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
7643. Kropman, S. M. March 29. Engraving.-The hand-piece of an electricallydriven dental, engraving, or vibratory engine is fitted with a switch which is closed bv firmly gripping the hand-piece, and is readily attached and detached and adjusted to and from the tool; a small electric lamp may be attached. The switch comprises a preferably wood or vulcanite block d, which is snapped on the handpiece c by a spring clip e, and has a contact g; a wood or vulcanite lever f is hinged to the block, preferably by a flat spring f<1>, which serves as the other contact. The lamp L is controlled by the same switch. The clip e may be replaced by a set-screw or clamp, or the block may be in halves fitting round the handpiece.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB191207643T | 1912-03-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB191207643A true GB191207643A (en) | 1913-02-13 |
Family
ID=32571201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB191207643D Expired GB191207643A (en) | 1912-03-29 | 1912-03-29 | Improvements in or relating to Electrically Driven Dental Engines and the like. |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB191207643A (en) |
-
1912
- 1912-03-29 GB GB191207643D patent/GB191207643A/en not_active Expired
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