FR2339385B1 - - Google Patents

Info

Publication number
FR2339385B1
FR2339385B1 FR7702512A FR7702512A FR2339385B1 FR 2339385 B1 FR2339385 B1 FR 2339385B1 FR 7702512 A FR7702512 A FR 7702512A FR 7702512 A FR7702512 A FR 7702512A FR 2339385 B1 FR2339385 B1 FR 2339385B1
Authority
FR
France
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
FR7702512A
Other languages
French (fr)
Other versions
FR2339385A1 (fr
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.)
J Morita Manufaturing Corp
Original Assignee
J Morita Manufaturing Corp
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 J Morita Manufaturing Corp filed Critical J Morita Manufaturing Corp
Publication of FR2339385A1 publication Critical patent/FR2339385A1/fr
Application granted granted Critical
Publication of FR2339385B1 publication Critical patent/FR2339385B1/fr
Granted 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
    • A61C1/08—Machine parts specially adapted for dentistry
    • A61C1/18—Flexible shafts; Clutches or the like; Bearings or lubricating arrangements; Drives or transmissions
    • A61C1/181—Bearings or lubricating arrangements, e.g. air-cushion bearings
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
    • F01D15/06—Adaptations for driving, or combinations with, hand-held tools or the like control thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2316/00—Apparatus in health or amusement
    • F16C2316/10—Apparatus in health or amusement in medical appliances, e.g. in diagnosis, dentistry, instruments, prostheses, medical imaging appliances
    • F16C2316/13—Dental machines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
    • F16C32/0603—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion
    • F16C32/0614—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion the gas being supplied under pressure, e.g. aerostatic bearings

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)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Support Of The Bearing (AREA)
FR7702512A 1976-01-31 1977-01-28 Fraise a turbine perfectionnee pour dentiste Granted FR2339385A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1976010125U JPS5441115Y2 (de) 1976-01-31 1976-01-31

Publications (2)

Publication Number Publication Date
FR2339385A1 FR2339385A1 (fr) 1977-08-26
FR2339385B1 true FR2339385B1 (de) 1982-12-03

Family

ID=11741560

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7702512A Granted FR2339385A1 (fr) 1976-01-31 1977-01-28 Fraise a turbine perfectionnee pour dentiste

Country Status (5)

Country Link
JP (1) JPS5441115Y2 (de)
CH (1) CH617085A5 (de)
DE (1) DE2703646C2 (de)
FR (1) FR2339385A1 (de)
GB (1) GB1551626A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5648243Y2 (de) * 1978-06-16 1981-11-11
ES264692Y (es) * 1982-04-23 1983-05-16 Cabezal perfeccionado para contra-angulos de turbinas dentales.
FR2766697B1 (fr) * 1997-07-29 1999-10-08 Bien Air Instrument dentaire a paliers a air comportant des moyens d'alignement des paliers
JP4122174B2 (ja) * 2002-05-10 2008-07-23 株式会社モリタ製作所 歯科用切削装置
GB2432638A (en) * 2005-11-29 2007-05-30 Rolls Royce Plc A fluid bearing arrangement

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1099693B (de) * 1959-10-09 1961-02-16 Siemens Reiniger Werke Ag Zahnaerztliches Bohrhandstueck
FR1269035A (fr) * 1960-10-06 1961-08-04 Siemens Reiniger Werke Ag Pièce à main pour fraise dentaire
US3088707A (en) * 1962-04-19 1963-05-07 Power Brake Equipment Company Pneumatic motor
US3471125A (en) * 1965-04-10 1969-10-07 Siemens Reiniger Werke Ag Dental handpiece with compressed-air turbine drive
DE1541198A1 (de) * 1965-10-20 1969-08-28 Dentists Supply Company Zahnaerztliches Handstueck
GB1189884A (en) * 1967-01-25 1970-04-29 Morita Mfg A Dental Handpiece
US3465442A (en) * 1967-02-27 1969-09-09 Honeywell Inc Dental handpiece
CH492444A (de) * 1967-07-13 1970-06-30 Kaltenbach & Voigt Zahnärztliches Turbinenhandstück

Also Published As

Publication number Publication date
CH617085A5 (en) 1980-05-14
GB1551626A (en) 1979-08-30
JPS52102198U (de) 1977-08-03
DE2703646A1 (de) 1977-08-18
DE2703646C2 (de) 1991-02-14
FR2339385A1 (fr) 1977-08-26
JPS5441115Y2 (de) 1979-12-03

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Legal Events

Date Code Title Description
ST Notification of lapse