[go: up one dir, main page]

GB391437A - Improvements in or relating to dental instruments - Google Patents

Improvements in or relating to dental instruments

Info

Publication number
GB391437A
GB391437A GB2832731A GB2832731A GB391437A GB 391437 A GB391437 A GB 391437A GB 2832731 A GB2832731 A GB 2832731A GB 2832731 A GB2832731 A GB 2832731A GB 391437 A GB391437 A GB 391437A
Authority
GB
United Kingdom
Prior art keywords
class
tool
tube
popper
street
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
Application number
GB2832731A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB2832731A priority Critical patent/GB391437A/en
Publication of GB391437A publication Critical patent/GB391437A/en
Expired legal-status Critical Current

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
    • A61C1/02—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design characterised by the drive of the dental tools
    • A61C1/05—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design characterised by the drive of the dental tools with turbine drive
    • A61C1/052—Ducts for supplying driving or cooling fluid, e.g. air, water

Landscapes

  • Health & Medical Sciences (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

391,437. Dental drills. POPPER, 0., 12, Wimpole Street, London.-(Popper, F. ; P.O. Box 107, 5, Hout Street, Capetown, South Africa). Oct. 12, 1931, No. 28327. [Class 81 (ii).] A dental drill is provided with means for directing a blast of air or other fluid on to the operating tool 5 during use. The fluid is admitted through a side tube 3 into the space between the outer casing 2 and a rotating inner member 1 by which the tool is actuated and passes thence through a tube 6 into a sleeve 7 surrounding the tool as shown or is directed by the tube on to the operating point. Reference has been directed by the Comptroller to Specifications 10032/87, 16562/02, [both in Class 81, Medicine &c.], and 11512/14, [Class 81 (ii), Medical &c. appliances].
GB2832731A 1931-10-12 1931-10-12 Improvements in or relating to dental instruments Expired GB391437A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2832731A GB391437A (en) 1931-10-12 1931-10-12 Improvements in or relating to dental instruments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2832731A GB391437A (en) 1931-10-12 1931-10-12 Improvements in or relating to dental instruments

Publications (1)

Publication Number Publication Date
GB391437A true GB391437A (en) 1933-04-12

Family

ID=10273908

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2832731A Expired GB391437A (en) 1931-10-12 1931-10-12 Improvements in or relating to dental instruments

Country Status (1)

Country Link
GB (1) GB391437A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442033A (en) * 1945-07-28 1948-05-25 John E Brantly Fluid circulating dental drill and bit
US2838837A (en) * 1956-06-27 1958-06-17 Walter J Terry Dental drill
US3098299A (en) * 1957-08-12 1963-07-23 Richard W Page Drilling instrument
US3525154A (en) * 1968-04-25 1970-08-25 Star Dental Mfg Co Handpiece with water spray
EP2050414A1 (en) * 2007-10-15 2009-04-22 Dürr Dental AG Ultrasonic handpiece

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442033A (en) * 1945-07-28 1948-05-25 John E Brantly Fluid circulating dental drill and bit
US2838837A (en) * 1956-06-27 1958-06-17 Walter J Terry Dental drill
US3098299A (en) * 1957-08-12 1963-07-23 Richard W Page Drilling instrument
US3525154A (en) * 1968-04-25 1970-08-25 Star Dental Mfg Co Handpiece with water spray
EP2050414A1 (en) * 2007-10-15 2009-04-22 Dürr Dental AG Ultrasonic handpiece

Similar Documents

Publication Publication Date Title
GB391437A (en) Improvements in or relating to dental instruments
GB261651A (en) Improvements in or relating to twist drills
GB507901A (en) Improvements in or relating to flexible tubular connections
AU117026B2 (en) Improvements in valve mechanism for pneumatic rock drills andthe like
AU244141A (en) Improvements in valve mechanism for pneumatic rock drills andthe like
CA356699A (en) Rotary drill coupling
GB645249A (en) Improvements in or relating to dental drilling apparatus of the air fed type
CA361333A (en) Drill shaft and bit
AU112467B2 (en) Improvements in pneumatically actuated rock drills of percussion type
AU112702B2 (en) Improvements in or relating to detachable bits for rock drills
CA398586A (en) Rock drill rotation release
CA248875A (en) Air and water tube for rock drills
GB246336A (en) Improvements relating to thermionic tubes
GB435259A (en) Improvements in or relating to rock drills and like percussive tools
CA398951A (en) Drill bit socket connection
CA395860A (en) Earth boring drill sleeve protector
CA377742A (en) Rock drill shaft and bit
AU539539A (en) Improvements in pneumatically actuated rock drills of percussion type
CA395389A (en) Diamond drill bit
CA397849A (en) Diamond drill bit
GB420241A (en) Improvements relating to rock drill bits
GB430583A (en) Improvements in and relating to percussive tools
GB422328A (en) Improvements in or relating to dust collecting hoods for rock drills
CA330942A (en) Rock drill handle
CA401358A (en) Rock drill bit