US PATENT SUBCLASS 242 / 581
.~.~ With attractor (e.g., magnet or vacuum)

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

Internet Version by PATENTEC © 1999      Terms of Use


242 /   HD   WINDING, TENSIONING, OR GUIDING

570  DF  COIL HOLDER OR SUPPORT (E.G., SPINDLE, DISPENSER, OR SPOOL) {6}
579  DF  .~ With material end retainer {8}
581.~.~ With attractor (e.g., magnet or vacuum)

DEFINITION

Classification: 242/581

With attractor (e.g., magnet or vacuum):

(under subclass 579) Subject matter wherein the means to grip includes structure to draw the elongated material toward the coil holder, which structure typically relies on magnetic, molecular, pneumatic, or hydraulic force.

SEE OR SEARCH THIS CLASS, SUBCLASS:

332.3, for an end retainer combined with a pneumatically assisted material threading device.

532.2, for an end retainer combined with a winding machine.