US 11,724,327 B2
Handle for exothermic mold with spring connectors
Rodd R. Ruland, Amherst, NH (US); Charles Mitchell Stilwell, Owasso, OK (US); and David Lee Schroeder, Broken Arrow, OK (US)
Assigned to Hubbell Incorporated, Shelton, CT (US)
Filed by Hubbell Incorporated, Shelton, CT (US)
Filed on Dec. 15, 2021, as Appl. No. 17/551,744.
Application 17/551,744 is a continuation of application No. 16/102,121, filed on Aug. 13, 2018, granted, now 11,229,970.
Claims priority of provisional application 62/624,181, filed on Jan. 31, 2018.
Claims priority of provisional application 62/548,004, filed on Aug. 21, 2017.
Prior Publication US 2022/0105584 A1, Apr. 7, 2022
Int. Cl. B25B 5/16 (2006.01); B23K 3/08 (2006.01); B22D 19/04 (2006.01); B23K 20/26 (2006.01); B23K 1/00 (2006.01); B22D 33/00 (2006.01)
CPC B23K 3/087 (2013.01) [B22D 19/04 (2013.01); B22D 33/00 (2013.01); B23K 1/0006 (2013.01); B23K 20/26 (2013.01); B25B 5/16 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A handle clamp for an exothermic mold comprising: a pair of grips; a pair of legs, each leg in said pair of legs connected with a respective grip of the pair of grips, the legs arranged to move toward and away from one another in response to motion of the grips; a plurality of engagement rods disposed on each of the legs, wherein the engagement rods on each said leg are adapted to engage with respective sections of the exothermic mold; one or more brackets, each said bracket rotatably disposed on one of the engagement rods, wherein each said bracket comprises a bolt hole through the bracket; one or more bolts, each said bolt disposed in the bolt hole of a respective bracket and movable toward and away from a surface of the mold, wherein each said bolt comprises a shaft, a pin hole in the shaft, and a pin fitted into the pin hole; and a detent mechanism to releasably hold each said bracket in one of a plurality of angular positions with respect to a respective one of the engagement rods.