US 12,258,246 B2
Apparatus for lifting and lowering manhole covers
Paul Deniken, West Chester, PA (US)
Filed by Paul Deniken, West Chester, PA (US)
Filed on Feb. 2, 2024, as Appl. No. 18/430,736.
Application 18/430,736 is a continuation of application No. 18/368,068, filed on Sep. 14, 2023, granted, now 11,939,196.
Claims priority of provisional application 63/406,541, filed on Sep. 14, 2022.
Prior Publication US 2024/0174502 A1, May 30, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. B66F 19/00 (2006.01); B66C 1/04 (2006.01); B66C 1/34 (2006.01)
CPC B66F 19/005 (2013.01) [B66C 1/04 (2013.01); B66C 1/34 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An apparatus for lifting and lowering manhole covers, the apparatus comprising:
a main support beam secured to a vehicle connection support;
a winch secured along the main support beam;
wherein
the winch is configured to secure to a manhole cover,
the main support beam is rotatably secured to the vehicle connection support, and
the main support beam includes a stop plate connected to a stop plate on the vehicle connection support.