Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Reexamination Certificate
2008-07-29
2010-12-21
Nguyen, Kahnh (Department: 1746)
Adhesive bonding and miscellaneous chemical manufacture
Methods
Surface bonding and/or assembly therefor
C156S574000, C156S575000, C156S577000, C156S579000
Reexamination Certificate
active
07854812
ABSTRACT:
A joint compound guide bead dispenser, for finishing wallboard joints and a process for finishing wallboard joints. The guide bead dispenser includes a housing containing an adhesive coated cord wound on a rotatably mounted spool. The housing has an opening through which the cord passes and a roller rotatably mounted proximate to the opening. A cutting blade is mounted on the housing proximate to the opening. A length of cord may be payed out through the opening. The cord may be adhered to wallboard, proximate to a joint, by applying pressure with the roller and cut to selected length. Joint compound may be applied to cover the joint and smoothed to a uniform feathered finish by resting a straight edged knife on the wallboard and on the guide bead while moving the knife in a joint compound applying stroke.
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3M Company website (www.3m.com) one page.
Nguyen Kahnh
Simms, Jr. John E.
Squalls Margaret
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