Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Michael D. Slawinski0
Mikael L. E. Olsson0
Date of Patent
May 20, 2008
0Patent Application Number
106976330
Date Filed
October 29, 2003
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A dumbbell clamp for a barbell and dumbbell safety spotting apparatus [30] utilizes two spaced-apart plates [162] each having a notch [166] for retaining the grip [28] of a dumbbell [26]. A spring-biased lock bar [170] locks the dumbbell grip in the notches during normal use. A clamp bore [178] is provided for secure the dumbbell clamp to a cable [72] by use of a hook [86]. A hand switch receptacle [82] provides an electrical connector from a hand switch [88] on the dumbbell clamp to the safety spotting apparatus.
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