System having a hand tool case and a hand tool battery

• US 20140327396A1
• Filed: 11/07/2012
• Published: 11/06/2014
• Est. Priority Date: 11/22/2011
• Status: Active Grant

• Current Assignee: Robert Bosch GmbH
• Original Assignee: Robert Bosch GmbH
• Inventors: Rejman, Marcin, Mack, Juergen
• Granted Patent: US 10,063,096 B2
• Time in Patent Office: Days
• US Class Current: 320/108
• CPC Class Codes: B25H 3/006 Storage means specially adapted for one specific hand apparatus, e.g. an electric drill
• CPC Class Codes: B25H 3/02 Boxes
• CPC Class Codes: H01M 10/44 Methods for charging or discharging circuits for charging H02J7/00
• CPC Class Codes: H01M 10/46 Accumulators structurally combined with charging apparatus circuits for charging H02J7/00
• CPC Class Codes: H01M 10/60 Heating or cooling; Temperature control
• CPC Class Codes: H01M 10/6235 Power tools
• CPC Class Codes: H01M 10/659 by heat storage or buffering, e.g. heat capacity or liquid-solid phase changes or transition
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 7/00 Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
• CPC Class Codes: Y02E 60/10 Energy storage using batteries

Abstract

A system having a hand tool battery, a hand tool case which has at least one inductive charge receiving area which is provided for storing a hand tool battery which is inserted into the inductive charge receiving area at least partially in close proximity to at least one wall of the hand tool case, and having at least one latent heat storage unit which is provided for influencing at least a temperature of the at least one hand tool battery.

Claims

1-22. -22. (canceled)

23. A system, comprising:

a hand tool battery;

a hand tool case which has at least one inductive charge receiving area for storing the hand tool battery which is insertable into the inductive charge receiving area at least partially in close proximity to at least one wall of the hand tool case; and

at least one latent heat storage unit to influence at least a temperature of the at least one hand tool battery.

24. The system of claim 23, wherein the latent heat storage unit has at least one latent heat storage element which is situated in the hand tool battery.

25. The system of claim 23, wherein the latent heat storage unit has at least one latent heat storage element which is situated at least partially in close proximity at least partially around the at least one inductive charge receiving area.

26. The system of claim 23, wherein the latent heat storage unit has at least one latent heat storage element which is provided for at least temporarily avoiding overheating of the hand tool battery.

27. The system of claim 23, wherein the latent heat storage unit has at least one latent heat storage element to at least temporarily avoid undercooling of the hand tool battery.

28. The system of claim 23, wherein the latent heat storage unit has at least one latent heat storage element situated in close proximity to at least one wall of the hand tool case.

29. The system of claim 26, further comprising:

at least one insulating unit at least partially enclosing at least one of the latent heat storage element and the at least the one hand tool battery.

30. The system of claim 25, wherein the at least one latent heat storage element and the at least one latent heat storage element are configured in one piece.

31. The system of claim 25, wherein the at least one latent heat storage element at least partially encloses at least one of the at least one hand tool battery and the at least one latent heat storage element.

32. The system of claim 23, wherein the latent heat storage unit has at least one latent heat storage element to at least one of absorb and emit heat from a melting process.

33. The system of claim 23, wherein the latent heat storage unit has a modular configuration.

34. The system of claim 33, further comprising:

a second latent heat storage element for replacing a first latent heat storage element of the latent heat storage unit, the second latent heat storage element having a different temperature specification than the first latent heat storage element.

35. The system of claim 33, wherein the latent heat storage unit has at least one latent heat storage element satisfies at least one of (i) is removable from the latent heat storage unit, and (ii) whose position in the latent heat storage unit is changeable.

36. The system of claim 33, wherein the latent heat storage unit has at least three latent heat storage elements.

37. The system of claim 36, wherein at least the three latent heat storage elements have at least essentially the same shape.

38. The system of claim 23, wherein the latent heat storage unit has at least one latent heat storage element which is formed from an enclosure which is filled with latent heat storage material.

39. The system of claim 38, wherein the latent heat storage material of the latent heat storage element is made of a granulate.

40. The system of claim 38, wherein the enclosure of the latent heat storage element is made of an at least essentially watertight material.

41. A hand tool case of a system, comprising:

a hand tool case arrangement which has at least one inductive charge receiving area for storing a hand tool battery which is insertable into the inductive charge receiving area at least partially in close proximity to at least one wall of the hand tool case arrangement; and

wherein the hand tool case arrangement is for use with the system, which includes the hand tool battery and at least one latent heat storage unit to influence at least a temperature of the at least one hand tool battery.

42. A hand tool battery of a system, comprising:

a hand tool battery arrangement for use with the system;

wherein the system includes a hand tool case which has at least one inductive charge receiving area for storing the hand tool battery arrangement which is insertable into the inductive charge receiving area at least partially in close proximity to at least one wall of the hand tool case, and

wherein the system includes at least one latent heat storage unit to influence at least a temperature of the at least one hand tool battery.

43. A latent heat storage element of a system, comprising:

a latent heat storage element arrangement to influence at least a temperature of at least one hand tool battery for use with a system;

wherein the system includes the at least one hand tool battery and a hand tool case which has at least one inductive charge receiving area for storing the hand tool battery which is insertable into the inductive charge receiving area at least partially in close proximity to at least one wall of the hand tool case.

44. The latent heat storage element of a system of claim 43, wherein the latent heat storage unit has at least one latent heat storage element which is situated in the hand tool battery.