US PATENT SUBCLASS 267 / 82
.~.~ Vented fluid chamber modifies action of metallic spring


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

Internet Version by PATENTEC © 1999      Terms of Use



267 /   HD   SPRING DEVICES

80  DF  SPRING PANEL {9}
81  DF  .~ Composite springs of diverse material, e.g., metal and non-metal {2}
82.~.~ Vented fluid chamber modifies action of metallic spring


DEFINITION

Classification: 267/82

(under subclass 81) Device in which one of the diverse springs is a metallic member and another of the springs comprises a fluid containing compartment having a restricted or valved orifice to regulate the flow of fluid into or out of the compartment, and the flow of fluid through the orifice dampens the movement of the metallic spring.

SEE OR SEARCH THIS CLASS, SUBCLASS:

217+, for a vehicular-type combined spring and dashpot device in which the dashpot modifies the movement of the spring.