Toothbrush for simultaneous cleaning of teeth on both sides
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 19, 1988
Grant Date -
N/A
app pub date -
Feb 18, 1987
filing date -
Jun 18, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The toothbrush for cleaning both sides of the teeth simultaneously consists of a handle (1) with at least one bristle holder (3, 4) of U-shaped cross section, the legs of said U-shaped cross section having bristles (6) facing inward. Relative to the bristle holder (3, 4) the handle (1) is constructed pivotally about an axis (7) which when the toothbrush is being used is parallel to the axis of the body, and/or relative to the web (2) at least one bristle holder (3 or 4) is pivotal about an axis (8) which is parallel to the teeth when the toothbrush is being used. The bristles (6) are inclined forward and backward away from the web (2) at an angle .alpha. of preferably 3.degree. to 5.degree., as well as additionally or alternatively in the direction in which the toothbrush is pushed at an angle of .beta. of preferably 8.degree. to 10.degree. seen from the middle of the web.
First Claim
Family
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