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1. WO2003022170 - ROULEMENT A BILLES AMELIORE POUR PIECE A MAIN DENTAIRE

Numéro de publication WO/2003/022170
Date de publication 20.03.2003
N° de la demande internationale PCT/US2002/028716
Date du dépôt international 09.09.2002
Demande présentée en vertu du Chapitre 2 31.03.2003
CIB
A61C 1/18 2006.1
ANÉCESSITÉS COURANTES DE LA VIE
61SCIENCES MÉDICALE OU VÉTÉRINAIRE; HYGIÈNE
CTECHNIQUE DENTAIRE; DISPOSITIFS OU MÉTHODES POUR L'HYGIÈNE BUCCALE OU DENTAIRE
1Machines dentaires à forer ou couper
08Eléments de machines spécialement adaptés à la chirurgie dentaire
18Transmissions flexibles; Accouplements ou similaires
F16C 27/06 2006.1
FMÉCANIQUE; ÉCLAIRAGE; CHAUFFAGE; ARMEMENT; SAUTAGE
16ÉLÉMENTS OU ENSEMBLES DE TECHNOLOGIE; MESURES GÉNÉRALES POUR ASSURER LE BON FONCTIONNEMENT DES MACHINES OU INSTALLATIONS; ISOLATION THERMIQUE EN GÉNÉRAL
CARBRES; ARBRES FLEXIBLES; MOYENS MÉCANIQUES POUR TRANSMETTRE UN MOUVEMENT DANS UNE GAINE FLEXIBLE; PIÈCES DU MÉCANISME DES ARBRES-MANIVELLES; PIVOTS; LIAISONS PIVOTANTES; PIÈCES ROTATIVES AUTRES QUE LES PIÈCES DE TRANSMISSION MÉCANIQUE, DE COUPLAGE, D'EMBRAYAGE OU DE FREINAGE; PALIERS
27Paliers ou supports de paliers élastiques ou extensibles pour mouvement de rotation exclusivement
06par le moyen de parties en caoutchouc ou en un matériau analogue
CPC
A61C 1/181
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
1Dental machines for boring or cutting ; ; General features of dental machines or apparatus, e.g. hand-piece design
08Machine parts specially adapted for dentistry
18Flexible shafts; Clutches or the like; ; Bearings or lubricating arrangements; Drives or transmissions
181Bearings or lubricating arrangements, e.g. air-cushion bearings
F16C 19/163
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
19Bearings with rolling contact, for exclusively rotary movement
02with bearing balls essentially of the same size in one or more circular rows
14for both radial and axial load
16with a single row of balls
163with angular contact
F16C 19/547
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
19Bearings with rolling contact, for exclusively rotary movement
54Systems consisting of a plurality of bearings with rolling friction
546Systems with spaced apart rolling bearings including at least one angular contact bearing
547with two angular contact rolling bearings
F16C 2240/60
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
2240Specified values or numerical ranges of parameters; Relations between them
40Linear dimensions, e.g. length, radius, thickness, gap
60Thickness, e.g. thickness of coatings
F16C 2300/12
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
2300Application independent of particular apparatuses
10related to size
12Small applications, e.g. miniature bearings
F16C 2316/13
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
2316Apparatus in health or amusement
10in medical appliances, e.g. in diagnosis, dentistry, instruments, prostheses, medical imaging appliances
13Dental machines
Déposants
  • DENTSPLY INTERNATIONAL INC. [US]/[US]
Inventeurs
  • NOVAK, Eugene, J.
  • PAPANEK, Tom
  • AYZENSHETYN, Milhail
Mandataires
  • HURA, Douglas, J.
Données relatives à la priorité
09/951,06213.09.2001US
10/082,58025.02.2002US
Langue de publication anglais (EN)
Langue de dépôt anglais (EN)
États désignés
Titre
(EN) IMPROVED BEARING FOR DENTAL HANDPIECE
(FR) ROULEMENT A BILLES AMELIORE POUR PIECE A MAIN DENTAIRE
Abrégé
(EN)
A dental handpiece (10) has a rotor (15) and a ball bearing assembly (14) supporting the rotor (15). The ball bearing assembly (14) has at least one ball (22). The bearing (14) has an inner (20) and an outer race (21), and the outer race (21) has an increased outer diameter.
(FR)
L'invention concerne une pièce à main dentaire (10) qui comprend un rotor (15) et un ensemble roulement à billes (14) recevant le rotor (15). L'ensemble roulement à billes (14) comprend au moins une bille (22), une bague intérieure (20) et une bague extérieure (21), laquelle bague extérieure (21) présente un diamètre extérieur agrandi.
Related patent documents
Dernières données bibliographiques dont dispose le Bureau international