Dental handpiece construction

Details Dental handpiece construction Dental handpiece construction

1985-01-14

1986-09-16

Peshock, Robert

Dentistry

Apparatus

Having motor or means to transmit motion from motor to tool

279123, A61C 114

Patent

active

046119906

ABSTRACT:
A dental handpiece grips a removable dental tool by teeth within the end of a resilient quill carried within the spindle of said handpiece and when rotated in one direction by the handpiece turbine providing an axial force on the dental tool tending to draw the tool axially into the quill despite any opposite pull due to teeth on the dental tool.

REFERENCES:
patent: 1812144 (1931-06-01), Earl
patent: 2161939 (1939-06-01), Sutton
patent: 2214241 (1940-09-01), Baxendale
patent: 2689740 (1954-09-01), Parigian
patent: 2895738 (1959-07-01), Baker
patent: 3074167 (1963-01-01), Turchi et al.
patent: 3314153 (1967-04-01), Maurer
patent: 4436512 (1984-03-01), Garcia
patent: 4493645 (1985-01-01), Nakanishi

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