IP Library › Granted Patent US 12,214,655
Granted Patent B2
US 12,214,655 · App. 17/261,292 · Granted Feb 4, 2025

Tank assembly

Inventors: Peter Bartl (Erding, DE); Hans-Ulrich Stahl (Munich, DE)
Assignee: Bayerische Motoren Werke Aktiengesellschaft
B60K15/03006B60K2015/03013B60K2015/03026B60K2015/03309B60K2015/03375B60K2015/03381B60K2015/03473
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Quick Facts
Patent No.
US 12,214,655
App. No.
17/261,292
Granted
Feb 4, 2025
Kind
B2
Abstract

A tank assembly includes a tank, at least one pressure relief valve, at least one heat transmission path, and at least one heat transmission element. The at least one pressure relief valve is configured to allow a pressure relief of the tank when a temperature threshold value at the pressure relief valve is exceeded. The heat transmission path and the pressure relief valve are connected via the at least one heat transmission element. The heat transmission element is changeable with respect to the heat transmission between the heat transmission path and the pressure relief valve.

Claims (40)

1. A tank assembly comprising:

a tank;

at least one pressure relief valve which is configured to allow a pressure relief of the tank when a temperature threshold value at the pressure relief valve is exceeded;

at least one heat transmission path; and

a heat transmission element, by means of which the heat transmission path and the pressure relief valve are connected, wherein

the heat transmission element is changeable, in two opposite directions, with respect to the heat transmission, between the heat transmission path and the pressure relief valve, wherein

the heat transmission element has a respective protrusion and a respective recess, and

dimensions of the protrusion and recess change depending on the temperature difference present over the heat transmission element.

2. The tank assembly according to claim 1 , further comprising:

additional pressure relief valves which are each configured to allow a pressure relief of the tank when a respective temperature threshold value at the respective pressure relief valve is exceeded.

3. The tank assembly according to claim 2 , further comprising:

additional heat transmission paths; and

additional heat transmission elements, by means of which a respective further heat transmission path and a pressure relief valve are connected, wherein

the further heat transmission elements are changeable with respect to heat transmission between the respective further heat transmission paths and the respective pressure relief valve.

4. The tank assembly according to claim 3 , wherein the additional pressure relief valves are each connected to a plurality of heat transmission paths.

5. The tank assembly according to claim 4 wherein the additional pressure relief valves are each connected to only one heat transmission path.

6. The tank assembly according to claim 5 wherein

the additional heat transmission paths each have the additional heat transmission elements, and

the additional heat transmission elements are changeable with respect to heat transmission within the respective heat transmission path.

7. The tank assembly according to claim 6 , wherein

the heat transmission elements are configured to be changeable in response to a temperature difference present over the elements,

the heat transmission is allowed in response to a temperature difference which is falling towards the pressure relief valve, and

the heat transmission is interrupted in response to a temperature difference which is rising towards a pressure relief valve.

8. The tank assembly according to claim 1 , wherein

depending on the temperature difference present over the heat transmission element

the protrusion selectively engages in the recess, such that the protrusion comes or does not come into contact with the recess.

9. The tank assembly according to claim 8 , wherein

the heat transmission element comprises a respective bimetal element, and

the bimetal element changes depending on the temperature difference present over the heat transmission element, such that it allows or interrupts a heat transmission.

10. The tank assembly according to claim 9 , wherein the heat transmission element is configured to be changeable in response to a physical position.

11. A tank assembly comprising:

a tank;

at least one pressure relief valve which is configured to allow a pressure relief of the tank when a temperature threshold value at the pressure relief valve is exceeded;

at least one heat transmission path; and

at least one heat transmission element, by means of which the heat transmission path and the pressure relief valve are connected, wherein

the heat transmission element is changeable, with respect to the heat transmission, between the heat transmission path and the pressure relief valve, and

additional heat transmission paths each have additional heat transmission elements,

the additional heat transmission elements are changeable with respect to heat transmission within the respective heat transmission path,

the at least one heat transmission element has a respective protrusion and a respective recess, and

dimensions of the protrusion and recess change depending on the temperature difference present over the heat transmission element.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 21, 2021
From: BARTL, PETER; STAHL, HANS-ULRICH
To: BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFT
Reel/Frame 054976/0590 →
Priority Claims (1)
DE 10 2018 212 137.0 · Jul 20, 2018 · national
Continuity (1)
Related Publication 20210347249A1 · Nov 11, 2021
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