US 12,336,619 B2
Backpack and lumbar pad
John Christopher Graham, Kendal (GB); and Michael Paul Pfotenhauer, Dolores, CO (US)
Assigned to OSPREY PACKS, INC., Cortez, CO (US)
Appl. No. 17/795,180
Filed by OSPREY PACKS, INC., Cortez, CO (US)
PCT Filed Jan. 29, 2021, PCT No. PCT/US2021/015679
§ 371(c)(1), (2) Date Jul. 25, 2022,
PCT Pub. No. WO2021/155125, PCT Pub. Date Aug. 5, 2021.
Claims priority of provisional application 62/968,325, filed on Jan. 31, 2020.
Prior Publication US 2023/0078987 A1, Mar. 16, 2023
Int. Cl. A45F 3/04 (2006.01); A45F 3/12 (2006.01)
CPC A45F 3/047 (2013.01) [A45F 2003/045 (2013.01); A45F 2003/122 (2013.01); A45F 2003/127 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A backpack comprising:
at least one adjustable harness;
at least one hip belt;
a back panel extending in a vertical direction from the at least one adjustable harness to the at least one hip belt; and
a lumbar pad coupled to the back panel, wherein the lumbar pad is located proximal to the at least one hip belt and distal the at least one adjustable harness, wherein the lumbar pad is constructed of a lattice, the lattice having a plurality of hardnesses such that a top portion of the lumbar pad has a first hardness and a bottom portion of the lumbar pad has a second hardness wherein the second hardness is greater than the first hardness, wherein the lumbar pad includes a center region having a third hardness and at least a first boundary area extending around at least a portion of the center region, wherein the first boundary area has a fourth hardness and the third hardness is greater than the fourth hardness.