US PATENT SUBCLASS 248 / 500
HOLD-DOWN

Current as of: June, 1999
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248 /   HD   SUPPORTS

500HOLD-DOWN {6}
501  DF  .~> For furniture-type leg {1}
503  DF  .~> Vehicle-mounted; for vehicle appurtenance {1}
504  DF  .~> Paperweight type
505  DF  .~> Looping or straddling
506  DF  .~> Integral with article
507  DF  .~> Post-mounted {2}

DEFINITION

Classification: 248/500

(under the class definition) Device of normally form-sustaining structure extending upwardly from a support surface, or from a surface contiguous thereto, and having an undersurface portion for engagement with an upwardly facing portion of an article to retain the article on the support surface.

(1) Note. See the definition and (1) Note of subclass 499 for the distinction(s) between a hold-down of the instant locus (500+) and a tie-down of the superior subclass (499).

(2) Note. The following superior loci in this class (248) disclose a hold-down of this generic locus: subclass 27.1, for a hold-down for an instrument to a panel; subclasses 49+, for hold-down structure for pipe or cable; subclasses 309.1+, for an article holding bracket; subclasses 346+, for a supporting base provided with a hold-down device; subclasses 680+, machinery supports.

SEE OR SEARCH CLASS

269, Work Holders, appropriate subclass for a device to hold an article down on a support for a work operation on the article.