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Normas DIN – AENOR
DIN 13940-1:1990-04

DIN 13940-1:1990-04

Dentistry; dental handpieces; coupling dimensions (ISO 3964:1982); german version EN 23964:1989

Art dentaire; pièces à main dentaires; dimensions d'accouplement (ISO 3964:1982); version allemande EN 23964:1989

Zahnheilkunde; Zahnärztliche Handstücke; Anschlußmaße (ISO 3964:1982); Deutsche Fassung EN 23964:1989

Fecha Anulación:
2017-03 /Withdrawn
Equivalencias internacionales:

EN 23964 (1989-05)

ISO 3964 (1982-12)

Relación con otras normas DIN:

Reemplazada por: DIN EN ISO 3964:2017-03

Resumen:
The standard specifies the nominal dimensions and tolerances of the swivel-type coupling used between the dental handpieces and their driving mechanisms. It is not applicable to the older "slip-joint" coupling. It is restricted to mechanically coupled handpieces of the slow or medium speed types.
Keywords:
Clutches, Connecting dimensions, Connections, Dental equipment, Dental handpieces, Dental instruments, Dentistry, Dimensional tolerances, Dimensions, Handle shafts, Handpieces, Tolerances (measurement)
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