Chalk line device

Details Chalk line device Chalk line device

2007-12-25

2007-12-25

Crawford, Gene C. (Department: 3654)

Winding, tensioning, or guiding

Reeling device

With particular drive

C242S395100, C033S414000

Reexamination Certificate

active

11034183

ABSTRACT:
One embodiment of the invention provides a chalk line device having a helical gear and an improved locking assembly. The locking assembly comprises a first lock member having a lock button. The locking assembly also comprises a second lock member including an opening to lockingly engage the first lock member and having a plurality of teeth at one end disposed adjacent one of the helical gears used in this embodiment. The second lock member engages with the helical gear in response to a movement of the lock button member.

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PCT International Search Report for PCT/US05/47060 relating to this U.S. application dated Oct. 16, 2006.
PCT Written Opinion for PCT/US05/47060 relating to this U.S. application dated Oct. 16, 2006.
PCT International Preliminary Report on Patentability dated Jul. 12, 2007.

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