Exercise devices – For track or field sport – Starting block for runner
Patent
1995-09-07
1997-04-15
Tsay, Frank
Exercise devices
For track or field sport
Starting block for runner
A63B 6900
Patent
active
056203950
ABSTRACT:
A method of installing an above ice surface curling hack is described. Firstly, embed a base member into a sheet of ice. The base member must be totally covered by ice thereby leaving an ice surface that is devoid of any hack depressions. The base member has at least two vertically oriented female receptacles. Secondly, drill the ice out of the female receptacles. Thirdly, mate the female receptacles of the base member with depending male members of a detachable foot pad.
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patent: 5465964 (1995-11-01), Thompson
Lambert Anthony R.
Tsay Frank
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