IP Library › Granted Patent US 10,731,812
Granted Patent B2
US 10,731,812 · App. 15/876,689 · Granted Aug 4, 2020

Push cart

Inventors: Tomonobu Nashimoto (Anjo, JP); Tetsuya Kiuchi (Anjo, JP); Katsuna Hayashi (Anjo, JP); Kouichi Takeda (Anjo, JP)
Assignee: MAKITA CORPORATION
F21S41/00B60Q1/0076B60Q1/0483B60Q1/1415B62B3/12B62B5/0043B62B5/0069F21S41/143F21S41/28F21S41/29F21S41/321F21S41/39F21S45/50F21V23/0492
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Quick Facts
Patent No.
US 10,731,812
App. No.
15/876,689
Granted
Aug 4, 2020
Kind
B2
Abstract

A push cart according to one aspect of the present disclosure includes a wheel, a body frame, and a lighting device. The body frame includes a handle portion and rotatably supports the wheel. The body frame is configured to be able to mount a loading platform on the body frame. The handle portion is gripped by a user of the push cart. The lighting device emits light.

Claims (35)

1. A push cart comprising:

a wheel;

a body frame including a handle portion and configured to rotatably support the wheel, the body frame being further configured to be able to mount a loading platform on the body frame, the handle portion being configured to be gripped by a user of the push cart;

a lighting device configured to emit light;

a lighting operation portion configured to be operated by the user; and

a lighting controller configured to turn on or off the lighting device in response to operation of the lighting operation portion,

wherein the lighting controller is further configured to turn off the lighting device in response to establishment of a first light-off condition, and

wherein the first light-off condition is established in response to a continuous stop of the push cart for a certain period of time in a state in which the lighting device is on.

2. A push cart comprising:

a wheel;

a body frame including a handle portion and configured to rotatably support the wheel, the body frame being further configured to be able to mount a loading platform on the body frame, the handle portion being configured to be gripped by a user of the push cart;

a lighting device configured to emit light;

a lighting operation portion configured to be operated by the user; and

a lighting controller configured to turn on or off the lighting device in response to operation of the lighting operation portion,

wherein the lighting controller is further configured to notify the user of turning-off of the lighting device in response to establishment of a light-off notification condition, and

wherein the light-off notifying condition is established in response to a continuous stop of the push cart for a certain period of time in a state in which the lighting device is on.

3. The push cart according to claim 2 ,

wherein the lighting controller is configured to notify the user of turning-off of the lighting device by blinking the lighting device.

4. The push cart according to claim 2 ,

wherein the lighting controller is configured to notify the user of turning-off of the lighting device by reducing illuminance of the light.

5. The push cart according to claim 2 ,

wherein the lighting controller is further configured to turn off the lighting device in response to establishment of a second light-off condition, and

wherein the second light-off condition is established in response to a continuous stop of the push cart for a specified wait time after the light-off notification condition is established.

6. A push cart comprising:

a wheel;

a body frame including a handle portion and configured to rotatably support the wheel, the body frame being further configured to be able to mount a loading platform on the body frame, the handle portion being configured to be gripped by a user of the push cart;

a lighting device configured to emit light; a cart operation portion configured to be operated by the user;

a cart controller configured to control the push cart in response to operation of the cart operation portion; and

a power source portion configured to supply electric power to the cart controller,

wherein the cart controller is configured to reduce power consumption in the cart controller in response to establishment of a power consumption reduction condition, and

wherein the power consumption reduction condition is established in response to a continuous stop of the push cart for a certain period of time.

7. The push cart according to claim 6 ,

wherein the cart controller is configured to reduce the power consumption by cutting off electric power supplied from the power source portion to the cart controller.

8. The push cart according to claim 6 ,

wherein the cart controller is configured to reduce the power consumption by switching an operation mode of the cart controller to a low power consumption mode.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 22, 2018
From: NASHIMOTO, TOMONOBU; KIUCHI, TETSUYA; HAYASHI, KATSUNA; TAKEDA, KOUICHI
To: MAKITA CORPORATION
Reel/Frame 044689/0937 →
Priority Claims (1)
JP 2017-015600 · Jan 31, 2017 · national
Continuity (1)
Related Publication 20180216793A1 · Aug 2, 2018
Cited By (4)
US 12,460,799 US 12,576,899 US 12,583,333 US 12,686,428