US PATENT SUBCLASS 405 / 281
.~.~.~.~ Bulb and socket interlock

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

Internet Version by PATENTEC © 1999      Terms of Use


405 /   HD   HYDRAULIC AND EARTH ENGINEERING

258  DF  EARTH TREATMENT OR CONTROL {5}
272  DF  .~ Shoring, bracing, or cave-in prevention {6}
274  DF  .~.~ Sheet piles {2}
276  DF  .~.~.~ Metal {5}
281.~.~.~.~ Bulb and socket interlock

DEFINITION

Classification: 405/281

Bulb and socket interlock:

(under subclass 276) Method or apparatus wherein an elongated member is joined to an adjacent one by an enlarged protuberance along an edge of one of the members captively engaged in a corresponding recess along the edge of the other member.