US 11,998,970 B2
Dual action retention mechanism
Mathew R. Rentmeester, Wauwatosa, WI (US); James G. Ballard, Waukesha, WI (US); and Matthew Jensen, Brookfield, WI (US)
Assigned to Milwaukee Electric Tool Corporation, Brookfield, WI (US)
Filed by Milwaukee Electric Tool Corporation, Brookfield, WI (US)
Filed on Nov. 8, 2021, as Appl. No. 17/521,605.
Claims priority of provisional application 63/209,688, filed on Jun. 11, 2021.
Claims priority of provisional application 63/124,985, filed on Dec. 14, 2020.
Claims priority of provisional application 63/110,492, filed on Nov. 6, 2020.
Prior Publication US 2022/0143674 A1, May 12, 2022
Int. Cl. B21D 28/34 (2006.01); B21D 39/04 (2006.01); B25B 27/10 (2006.01); B30B 15/02 (2006.01)
CPC B21D 28/34 (2013.01) [B21D 39/048 (2013.01); B25B 27/10 (2013.01); B30B 15/026 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A die retainer for use in a tool with a die, the die retainer comprising:
a ram head including a die engagement surface that defines a die cavity, a pair of lateral surfaces on opposing sides of the die cavity, a release button hole, and a die pin cavity that intersects the release button hole;
a release button that extends through the release button hole, the release button including a pair of opposing ends, each one of which extends past one of the pair of lateral surfaces, the release button including a slot, the slot extending between a first slot end and a second slot end, the second slot end defining a notch, the notch having at least one sloped surface; and
a die pin that extends through the die pin cavity, the die pin including a button engaging portion configured to move along the at least one sloped surface of the release button and a die engaging portion that extends past the die engagement surface of the ram head into the die cavity to retain the die.