Tape measure

G - Physics – 01 – B

Patent

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33/151

G01B 3/10 (2006.01) B65H 54/28 (2006.01) B65H 75/40 (2006.01)

Patent

CA 1176456

A B S T R A C T A mechanism for forming a closely packed monolayer of flexible line for a tape measure includes a drum 2, a main spring (not shown) for rotating the drum to wind on the line and a line guide comprising pivoted together members 15 and 16. The line guide is moved axially and radially with respect to the drum 2 by the tension in the line 5 acting on the grooved pulleys rotating about pivot points 18 and 19. Tension is maintained in the line adjacent the drum and in the line guide by a brake 8.

405958

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