IP Library › Granted Patent US 12,247,700
Granted Patent B2
US 12,247,700 · App. 18/315,277 · Granted Mar 11, 2025

Hydrogen filling method

Inventors: Osamu Sawai (Okazaki, JP); Chiaki Kataoka (Nagakute, JP); Koji Sugiura (Toyota, JP); Tomoki Nakashima (Nagoya, JP)
Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
F17C13/026F17C5/06F17C2221/012F17C2250/0439
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 12,247,700
App. No.
18/315,277
Granted
Mar 11, 2025
Kind
B2
Abstract

A method of filling a tank with hydrogen includes: a step of attaching a filling tank to a filling device; and a step of controlling hydrogen filling from the filling device to the filling tank based on a temperature sensor provided in a dummy tank.

Claims (10)

1. A method of filling a tank with hydrogen, the method comprising:

a step of attaching a filling tank to a filling device; and

a step of controlling hydrogen filling from the filling device to the filling tank based on a temperature sensor provided in a dummy tank,

wherein after the hydrogen filling of the filling tank and the dummy tank is completed, the filling tank is removed from the filling device, and after an unfilled filling tank is attached. hydrogen in the dummy tank is transferred from the dummy tank to the unfilled filling tank.

2. The method according to claim 1 , wherein a plurality of the filling tanks is attached to the filling device, and a total hydrogen capacity of the filling tanks and the dummy tank is equal to or more than a predetermined value.

3. A method of filling a tank with hydrogen, the method comprising:

a step of attaching a filling tank to a filling device; and

a step of controlling hydrogen filling from the filling device to the filling tank based on a temperature sensor provided in a dummy tank,

wherein the filling device is provided in equipment for filling a vehicle with hydrogen, and filling the filling tank with hydrogen is performed at a time when there is no schedule for filling the vehicle, based on a filling plan for the vehicle.

4. The method according to claim 3 , wherein a plurality of the filling tanks is attached to the filling device, and a total hydrogen capacity of the filling tanks and the dummy tank is equal to or more than a predetermined value.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 10, 2023
From: SAWAI, OSAMU; KATAOKA, CHIAKI; SUGIURA, KOJI; NAKASHIMA, TOMOKI
To: TOYOTA JIDOSHA KABUSHIKI KAISHA
Reel/Frame 063600/0453 →
Priority Claims (1)
JP 2022-121365 · Jul 29, 2022 · national
Continuity (1)
Related Publication 20240035623A1 · Feb 1, 2024
References Cited (7)
US 20120125480A1 · Inagi · 2012 [cited by examiner]
US 20140290790A1 · Mathison · 2014 [cited by examiner]
US 20160223510A1 · Carteau · 2016 [cited by examiner]
DE 0908665A2 · 1999 [cited by examiner]
JP 2011033069A · 2011 [cited by applicant]
WO 2011012939A1 · 2011 [cited by applicant]
Translation of EP 0908665 (Year: 1999). [cited by examiner]