IP Library › Granted Patent US 10,913,475
Granted Patent B2
US 10,913,475 · App. 15/438,297 · Granted Feb 9, 2021

Modular pallet jack

Inventors: Dane Gin Mun Kalinowski (Foothill Ranch, CA); Philip A. King (Sugar Hill, GA)
Assignee: Rehrig Pacific Company
B62B3/06B62B3/02B62B2203/20B62B2205/006
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Quick Facts
Patent No.
US 10,913,475
App. No.
15/438,297
Granted
Feb 9, 2021
Kind
B2
Abstract

A lift for a fork tine assembly includes a generally upright frame having at least one handle grip portion at a rearward portion thereof. The handle grip portion is fixed relative to the frame. A lift mechanism is secured to the frame. The lift mechanism is capable of attaching to and raising and lowering at least one fork tine. A plurality of wheels support the frame. The at least one fork tine may be part of a first fork tine assembly that can be selectively removed from the lift and replaced with a different configuration fork tine assembly. An optional shelf is provided on the frame for convenience but may be pivoted out of the way when not in use.

Claims (28)

1. A lift for a fork tine assembly comprising:

a generally upright frame, the frame including a pair of handle grip portions at a rearward portion thereof, wherein the pair of handle grip portions are fixed relative to the frame;

a plurality of wheels supporting the frame, wherein rearward-most surfaces of the plurality of wheels supporting the frame are the rearward-most points of the lift, wherein the pair of handle grip portions are positioned forward of a rearward edge of the plurality of wheels supporting the frame;

a pair of fork tines;

a tine support wheel below each fork tine;

a lift mechanism secured to the frame and coupled to the pair of fork tines, the lift mechanism capable of raising and lowering at least one fork tine relative to the frame;

a linkage connecting the lift mechanism to each tine support wheel to pivot each tine support wheel downward relative to the fork tine; and

an actuating lever mounted to one of the pair of handle grip portions, the actuating lever selectively actuating the lift mechanism.

2. The lift of claim 1 wherein the pair of handle grip portions includes a pair of laterally-spaced handle grip portions on the frame.

3. The lift of claim 2 wherein the frame includes a pair of vertical support members extending upward from a base of the frame, and wherein the pair of handle grip portions are formed on the pair of vertical support members.

4. The lift of claim 3 wherein the lift mechanism is a hydraulic lift mechanism selectively actuated by the actuating lever.

5. The lift of claim 3 wherein the lift mechanism is an electric lift mechanism selectively actuated by the actuating lever.

6. The lift of claim 2 wherein the lift mechanism is a hydraulic lift mechanism selectively actuated by the actuating lever.

7. The lift of claim 2 wherein the lift mechanism is an electric lift mechanism selectively actuated by the actuating lever.

8. The lift of claim 1 wherein the lift mechanism is a hydraulic lift mechanism selectively actuated by the actuating lever.

9. The lift of claim 1 wherein the lift mechanism is an electric lift mechanism selectively actuated by the actuating lever.

10. A lift comprising:

a generally upright frame, the frame including a pair of handle grip portions at a rearward-most portion thereof, wherein the pair of handle grip portions are fixed relative to the frame;

a plurality of wheels supporting the frame, wherein the pair of handle grip portions do not extend rearward of a rearward edge of the plurality of wheels, wherein the pair of handle grip portions are within a footprint of the lift;

a lift mechanism secured to the frame; and

a pair of fork tines coupled to the lift mechanism, a tine support wheel below each fork tine, a linkage connecting the lift mechanism to each tine support wheel to pivot each tine support wheel downward relative to the fork tine; the lift mechanism capable of raising and lowering the pair of fork tines relative to the frame.

11. The lift of claim 10 further including an actuating lever mounted to one of the pair of handle grip portions, the actuating lever selectively actuating the lift mechanism to raise the pair of fork tines.

12. The lift of claim 10 wherein the lift mechanism is a hydraulic lift mechanism.

13. The lift of claim 12 further including an actuating lever mounted to one of the pair of handle grip portions, the actuating lever selectively actuating the lift mechanism to raise the pair of fork tines.

14. The lift mechanism of claim 13 wherein rearward-most surfaces of the plurality of wheels supporting the frame are the rearward-most points of the lift.

15. The lift of claim 10 wherein the lift mechanism is an electric lift mechanism.

16. The lift of claim 15 further including an actuating lever mounted to one of the pair of handle grip portions, the actuating lever selectively actuating the lift mechanism to raise the pair of fork tines.

17. The lift mechanism of claim 16 wherein rearward-most surfaces of the plurality of wheels supporting the frame are the rearward-most points of the lift.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 11, 2017
From: KALINOWSKI, DANE GIN MUN; KING, PHILIP A.
To: REHRIG PACIFIC COMPANY
Reel/Frame 042444/0883 →
Continuity (3)
Provisional Application 62457539 · Feb 10, 2017
Provisional Application 62298395 · Feb 22, 2016
Related Publication 20170240194A1 · Aug 24, 2017
Cited By (1)
US 12,577,088