US 12,448,017 B2
Delivery systems for ramps or stairs
Dane Gin Mun Kalinowski, Foothill Ranch, CA (US); Joseph E. Popovits, II, Costa Mesa, CA (US); and Travis James Englert, Brea, CA (US)
Assigned to Rehrig Pacific Company, Monterey Park, CA (US)
Filed by Rehrig Pacific Company, Los Angeles, CA (US)
Filed on Dec. 5, 2023, as Appl. No. 18/529,807.
Application 18/529,807 is a continuation of application No. 17/985,848, filed on Nov. 12, 2022, granted, now 11,873,020.
Claims priority of provisional application 63/416,679, filed on Oct. 17, 2022.
Claims priority of provisional application 63/412,770, filed on Oct. 3, 2022.
Claims priority of provisional application 63/327,550, filed on Apr. 5, 2022.
Claims priority of provisional application 63/279,057, filed on Nov. 12, 2021.
Prior Publication US 2024/0101176 A1, Mar. 28, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. B62B 3/02 (2006.01); B62B 3/00 (2006.01); B62B 5/00 (2006.01); B62B 5/06 (2006.01)
CPC B62B 3/02 (2013.01) [B62B 3/001 (2013.01); B62B 5/00 (2013.01); B62B 5/0033 (2013.01); B62B 5/0069 (2013.01); B62B 5/063 (2013.01); B62B 2301/10 (2013.01)] 30 Claims
OG exemplary drawing
 
1. A delivery device comprising:
a base;
a deck extending forward of the base;
load wheels supporting the deck;
a platform above the deck and pivotable relative to the base, wherein the platform has an upper support surface for supporting objects thereon; and
an actuator secured to the base and to a forward end of the platform, the actuator configured to pivot the platform relative to the base and relative to the deck.