US PATENT SUBCLASS 433 / 117
.~.~.~ Including shock absorbing or vibration dampening means

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


433 /   HD   DENTISTRY

25  DF  APPARATUS {20}
103  DF  .~ Having motor or means to transmit motion from motor to tool (e.g., "engine") {10}
114  DF  .~.~ Hand-held tool or handpiece {9}
117.~.~.~ Including shock absorbing or vibration dampening means

DEFINITION

Classification: 433/117

Including shock absorbing or vibration dampening means:

(under subclass 114) Apparatus wherein the handpiece or hand tool includes means to reduce the transmission of vibration or sudden forces along the tool or handpiece.

SEE OR SEARCH CLASS

173, Tool Driving or Impacting,

210+, for impacting tools provided with cushioning means; and subclass 162 for tool drive means in general provided with vibration dampening means.

408, Cutting by Use of Rotating Axially Moving Tool, for drilling apparatus in general wherein the tool carrier is provided with vibration dampening means.