초록 ▼

A cordless power tool has a housing which includes a mechanism to couple with a removable battery pack. The battery pack includes one or more battery cells as well as a vent system in the battery pack housing which enables fluid to move through the housing. A mechanism is associated with the battery

A cordless power tool has a housing which includes a mechanism to couple with a removable battery pack. The battery pack includes one or more battery cells as well as a vent system in the battery pack housing which enables fluid to move through the housing. A mechanism is associated with the battery pack to dissipate heat from the battery pack.

대표청구항 ▼

A cordless power tool has a housing which includes a mechanism to couple with a removable battery pack. The battery pack includes one or more battery cells as well as a vent system in the battery pack housing which enables fluid to move through the housing. A mechanism is associated with the battery

A cordless power tool has a housing which includes a mechanism to couple with a removable battery pack. The battery pack includes one or more battery cells as well as a vent system in the battery pack housing which enables fluid to move through the housing. A mechanism is associated with the battery pack to dissipate heat from the battery pack. om the other impermeable membrane. 13. The apparatus of claim 12, having first and second flaps extending in a same direction for respectively opening and closing the first and second openings as the at least one impermeable membrane is flexed for varying volume of the chamber. 14. The apparatus of claim 12, wherein at least one of the impermeable membranes has a rim extending toward the other impermeable membrane for surrounding and blocking the openings in the other impermeable membrane from communicating with openings in the at least one membrane for controlling flow comprising additives in at least one ampoule for enhancing, catalyzing, humidifying, or providing an acidified gas stream to a consuming device. 15. A fueling apparatus, comprising at least two containers placed in close proximity to each other for moving fluid from at least one container into at least one other container for generating a hydrogen bearing fuel with at least one other container, and moving the hydrogen bearing fuel from the at least one other container to an exit. 16. The apparatus of claim 15, wherein at least one of the containers contains one or more chemical hydrides. 17. The apparatus of claim 15, wherein at least one of the containers contains one or more reactive solids. 18. The apparatus of claim 15, wherein at least one of the containers contains one or more volatile reactants. 19. The apparatus of claim 15, wherein walls of the containers are permeable to one or more volatile reactants. 20. The apparatus of claim 15, wherein walls of the containers are selectively permeable to one or more volatile reactants. 21. The apparatus of claim 15, wherein walls of the containers are made of silicone rubber or polymers that exhibit low permeability to water and high relative permeability to other reactants. 22. The apparatus of claim 15, wherein walls of the containers are made of silicone rubber or polymers that exhibit low permeability to water and high relative permeability to methanol, formaldehyde, carbon dioxide, acetic acid, or formic acid. 23. The apparatus of claim 15, wherein at least one of the containers contains one of the chemical hydrides of LiH, LiAlH4,LIBH4,NaH, NaAlH4,NaBH4MgH2,Mg(BH4)2,KH, KBH4,CaH2,or Ca(BH4)2. 24. The apparatus of claim 15, wherein walls of the containers are made of silicone rubber or polymers that exhibit low permeability to water and high relative permeability to methanol, carbon dioxide, sulfuric acid, acetic acid, or formic acid and one of the containers contains one of the metals of Li, Na, K, Rb, Al, or Ca. 25. The apparatus of claim 15, further comprising a reaction control mechanism adjacent the containers for regulating mass flow of reactants between the containers. 26. The apparatus of claim 15, further comprising a reaction control mechanism for regulating mass flow of reactants between the containers based on response to consumption or pressure of produced hydrogen. 27. The apparatus of claim 15, further comprising an adjuster connected to the containers, wherein fuel diffusion from at least one container is adjusted electrically or mechanically. 28. The apparatus of claim 15, further comprising mechanism regulating mass flow of reactants between the containers based on response to consumption or pressure of the produced hydrogen, which consists of valves, valves mechanically linked to the tension in the container walls, moveable apertures, pumps, fans, ion drag membranes and changing diffusion lengths. 29. The apparatus of claim 15, wherein the hydrogen-bearing fuel is hydrogen gas used in a fuel cell. 30. The apparatus of claim 29, wherein the produced hydrogen gas is filtered through a filter. 31. The apparatus of claim 29, herein the produced hydrogen gas is filtered through a selectively permeable filter. 32. The apparatus of claim 15, further comprising a mass flow condu