Portable air compressor

Abstract

A wheelbarrow compressor is disclosed that includes first and second reservoirs having first and second portions, a handle assembly attached with the first portion and a wheel assembly attached with the second portion, and at least one first secondary handle and at least one second secondary handle. The at least one first secondary handle is attached to at least one of the reservoirs. The at least one second secondary handle is attached to at least one of the reservoirs. One of the secondary handles is located closer to the second portion than the other of the secondary handles. The handle assembly is not either of the secondary handles.

1 . A wheelbarrow compressor comprising:
 a first reservoir and a second reservoir;   a handle assembly attached with a first portion of at least one of the first and second reservoirs and a wheel assembly attached with a second portion of at least one of the first and second reservoirs;   at least one first secondary handle attached to one of a top portion and a side portion of at least one of the first and second reservoirs;   at least one second secondary handle attached to one of a top portion and a side portion of at least one of the first and second reservoirs; and   wherein one of the first and second secondary handles is located closer to the second portion of the first and second reservoirs than the other of the first and second secondary handles, and wherein the handle assembly is not either of the first and second secondary handles.   
   
   
       2 . The wheelbarrow compressor of  claim 1 , wherein the first and second secondary handles are offset from each other such that a height of the first or second secondary handle located closer to the second portion of the first and second reservoirs is less than a height of the other first or second secondary handle. 
   
   
       3 . The wheelbarrow compressor of  claim 1 , wherein the first and second secondary handles are attached to a top portion of each of the first and second reservoirs. 
   
   
       4 . The wheelbarrow compressor of  claim 1 , further comprising skids attached with at least a portion of a bottom surface of the first and second reservoirs. 
   
   
       5 . The wheelbarrow compressor of  claim 4 , where the skids are made of an elastomeric material. 
   
   
       6 . The wheelbarrow compressor of  claim 1 , wherein the handle assembly further comprises a first sleeve attached with the first portion of at least one of the first and second reservoirs and a handle configured to slidably engage the sleeve in a telescoping manner. 
   
   
       7 . The wheelbarrow compressor of  claim 1 , wherein at least one of the first and second reservoirs is angled with respect to a central axis defined by the orientation of the wheel assembly. 
   
   
       8 . The wheelbarrow compressor of  claim 1  having a center of gravity whose height is no greater than an uppermost surface of the first and second reservoirs. 
   
   
       9 . The wheelbarrow compressor of  claim 1 , further comprising:
 a base; and   a pump and a motor operatively connected with the reservoirs,   wherein the first and second reservoirs include bottom portions located at opposite sides of the base, wherein the base is located below an uppermost surface of the first and the second reservoirs, and wherein the motor and pump are disposed on the base and between the reservoirs.   
   
   
       10 . The wheelbarrow compressor of  claim 9 , wherein bottom-most portions of the pump and the motor are no higher than uppermost quadrants of the first and the second reservoirs. 
   
   
       11 . The wheelbarrow compressor of  claim 10 , wherein the bottom-most portions of the pump and the motor are no higher than upper-mid quadrants of the first and the second reservoirs. 
   
   
       12 . The wheelbarrow compressor of  claim 10 , wherein the bottom-most portions of the pump and the motor are no higher than lower-mid quadrants of the first and the second reservoirs. 
   
   
       13 . The wheelbarrow compressor of  claim 10 , wherein the bottom-most portions of the pump and the motor are no higher than lower-most quadrants of the first and the second reservoirs. 
   
   
       14 . A wheelbarrow compressor comprising:
 a first reservoir and a second reservoir;   a handle assembly attached with a first portion of at least one of the first and second reservoirs and a wheel assembly attached with a second portion of at least one of the first and second reservoirs;   a first secondary handle attached to one of a top portion and a side portion of the first reservoir and to one of a top portion and a side portion of the second reservoir;   a second secondary handle attached to one of a top portion and a side portion of the first reservoir and to one of a top portion and a side portion of the second reservoir; and   wherein one of the first and second secondary handles is located at the second portion of the first and second reservoirs and the other of the first and second secondary handles is located at the first portion of the first and second reservoirs, and wherein the handle assembly is not either of the first and second secondary handles.   
   
   
       15 . The wheelbarrow compressor of  claim 14 , wherein the first and second secondary handles are attached to the top portion of each of the first and second reservoirs. 
   
   
       16 . The wheelbarrow compressor of  claim 14 , further comprising a center of gravity, wherein the first secondary handle is located at a horizontal distance that is closer to the center of gravity than the second secondary handle, and wherein the first and second secondary handles are offset from each other such that the height of the first secondary handle is greater than the height of the second secondary handle. 
   
   
       17 . The wheelbarrow compressor of  claim 14 , further comprising skids attached with at least a portion of a bottom surface of the first and second reservoirs. 
   
   
       18 . The wheelbarrow compressor of  claim 17 , where the skids are made of an elastomeric material. 
   
   
       19 . The wheelbarrow compressor of  claim 14  having a center of gravity with a height no greater than an uppermost surface of the first and second reservoirs. 
   
   
       20 . The wheelbarrow compressor of  claim 14 , further comprising:
 a base; and   a pump and a motor operatively connected with the reservoirs,   wherein the first and second reservoirs include bottom portions located at opposite sides of the base, wherein the base is located below an uppermost surface of the first and the second reservoirs, and wherein the motor and pump are disposed on the base and between the reservoirs.   
   
   
       21 . A wheelbarrow compressor comprising:
 a bottom facing a support surface upon which the wheelbarrow compressor rests in a normal operating position;   a top located opposite the bottom;   a first reservoir and a second reservoir;   a handle assembly attached with a first portion of at least one of the first and second reservoirs and a wheel assembly attached with a second portion of at least one of the first and second reservoirs;   a first secondary handle attached to one of a top portion and a side portion of at least one of the first and second reservoirs;   a second secondary handle attached to one of a top portion and a side portion of at least one of the first and second reservoirs;   wherein the first secondary handle is located at a distance that is closer to a center of gravity of the wheelbarrow compressor than a distance of the second secondary handle relative to the center of gravity, wherein the distances are measured substantially parallel to the support surface when the wheelbarrow compressor is resting in the normal operating position, and   wherein the handle assembly is not either of the first and second secondary handles.   
   
   
       22 . The wheelbarrow compressor of  claim 21 , wherein the first and second secondary handles are offset from each other such that a height of the first secondary handle is greater than a height of the second secondary handle, wherein the heights are measured substantially perpendicular to the support surface when the wheelbarrow compressor is resting in the normal operating position. 
   
   
       23 . The wheelbarrow compressor of  claim 21 , wherein one of the first and second secondary handles is located closer to the second portion of the first and second reservoirs, and wherein the first and second secondary handles are offset from each other such that a height of the first or second secondary handle located closer to the second portion of the first and second reservoirs is less than a height of the other first or second secondary handle when the wheelbarrow compressor is resting in the normal operating position. 
   
   
       24 . The wheelbarrow compressor of  claim 21 , wherein the first and second secondary handles are attached to the top portion of each of the first and second reservoirs. 
   
   
       25 . The wheelbarrow compressor of  claim 21 , further comprising skids attached with at least a portion of a bottom surface of the first and second reservoirs. 
   
   
       26 . The wheelbarrow compressor of  claim 25 , where the skids are made of an elastomeric material. 
   
   
       27 . The wheelbarrow compressor of  claim 21 , wherein the handle assembly further comprises a first sleeve attached with the first portion of at least one of the first and second reservoirs and a handle configured to slidably engage the sleeve in a telescoping manner. 
   
   
       28 . The wheelbarrow compressor of  claim 21 , wherein at least one of the first and second reservoirs is angled with respect to a central axis defined by the orientation of the wheel assembly. 
   
   
       29 . The wheelbarrow compressor of  claim 21 , wherein the center of gravity has a height that is no greater than an uppermost surface of the first and second reservoirs when the wheelbarrow compressor is resting in the normal operating position. 
   
   
       30 . The wheelbarrow compressor of  claim 21 , further comprising:
 a base; and   a pump and a motor operatively connected with the reservoirs,   wherein the first and second reservoirs include bottom portions located at opposite sides of the base, wherein the base is located below an uppermost surface of the first and the second reservoirs, and wherein the motor and pump are disposed on the base and between the reservoirs.   
   
   
       31 . The wheelbarrow compressor of  claim 30 , wherein bottom-most portions of the pump and the motor are no higher than uppermost quadrants of the first and the second reservoirs. 
   
   
       32 . The wheelbarrow compressor of  claim 31 , wherein the bottom-most portions of the pump and the motor are no higher than upper-mid quadrants of the first and the second reservoirs. 
   
   
       33 . The wheelbarrow compressor of  claim 31 , wherein the bottom-most portions of the pump and the motor are no higher than lower-mid quadrants of the first and the second reservoirs. 
   
   
       34 . The wheelbarrow compressor of  claim 31 , wherein the bottom-most portions of the pump and the motor are no higher than lower-most quadrants of the first and the second reservoirs. 
   
   
       35 . The wheelbarrow compressor of  claim 31 , wherein the base includes a recess that passes partially through the base. 
   
   
       36 . The wheelbarrow compressor of  claim 35 , further comprising a flywheel operatively connected to the motor, wherein the flywheel is partially received in the recess. 
   
   
       37 . The wheelbarrow compressor of  claim 21 , wherein the handle assembly includes a movable handle. 
   
   
       38 . The wheelbarrow compressor of  claim 21 , wherein the handle assembly includes a rotating handle. 
   
   
       39 . The wheelbarrow compressor of  claim 38 , wherein the at least one handle assembly further comprises a rotating joint attached with the first portion of at least one of the first and second reservoirs and the rotating handle. 
   
   
       40 . A wheelbarrow compressor comprising:
 a bottom facing a support surface upon which the wheelbarrow compressor rests in a normal operating position;   a top located opposite the bottom;   a motor;   a pump operatively connected to the motor;   a first reservoir for storing a fluid, the first reservoir in fluid communication with the pump to deliver the fluid thereto;   a second reservoir for storing a fluid, the second reservoir in fluid communication with the pump to deliver the fluid thereto;   at least one primary handle located proximate a first end of at least one of the first and second reservoirs;   a wheel assembly located proximate a second end of at least one of the first and second reservoirs, wherein the second end is generally opposite the first end, and wherein the at least one primary handle is for lifting the first end of the wheelbarrow compressor such that only the wheel assembly engages the support surface;   a first secondary handle coupled to the wheelbarrow compressor at a first distance from a center of gravity of the wheelbarrow compressor measured in a direction substantially parallel to the support surface when the wheelbarrow compressor is resting in the normal operating position; and   a second secondary handle coupled to the wheelbarrow compressor at a second distance from the center of gravity measured in a direction substantially parallel to the support surface when the wheelbarrow compressor is resting in the normal operating position, wherein the first distance is less than the second distance, and wherein the at least one primary handle is not either of the first and second secondary handles.   
   
   
       41 . The wheelbarrow compressor of  claim 40 , wherein the first secondary handle has a first height above the support surface measured substantially perpendicular to the support surface when the wheelbarrow compressor is resting in the normal operating position, the second secondary handle has a second height above the support surface measured substantially perpendicular to the support surface when the wheelbarrow compressor is resting in the normal operating position, and the first height is greater than the second height. 
   
   
       42 . The wheelbarrow compressor of  claim 40 , wherein the first secondary handle is located closer to the first end than the second secondary handle. 
   
   
       43 . The wheelbarrow compressor of  claim 40 , wherein the first and second secondary handles are attached to a top portion of each of the first and second reservoirs. 
   
   
       44 . The wheelbarrow compressor of  claim 40 , further comprising skids attached with at least a portion of a bottom surface of the first and second reservoirs. 
   
   
       45 . The wheelbarrow compressor of  claim 44 , where the skids are made of an elastomeric material. 
   
   
       46 . The wheelbarrow compressor of  claim 40 , wherein the at least one primary handle further comprises a first sleeve attached proximate the first end of at least one of the first and second reservoirs and a handle configured to slidably engage the sleeve in a telescoping manner. 
   
   
       47 . The wheelbarrow compressor of  claim 40 , wherein at least one of the first and second reservoirs is angled with respect to a central axis defined by the orientation of the wheel assembly. 
   
   
       48 . The wheelbarrow compressor of  claim 40 , wherein the center of gravity has a height that is no greater than an uppermost surface of the first and second reservoirs when the wheelbarrow compressor is resting in the normal operating position. 
   
   
       49 . The wheelbarrow compressor of  claim 40 , further comprising a base, wherein the first and second reservoirs include bottom portions located at opposite sides of the base, wherein the base is located below an uppermost surface of the first and the second reservoirs, and wherein the motor and pump are disposed on the base and between the reservoirs. 
   
   
       50 . The wheelbarrow compressor of  claim 49 , wherein bottom-most portions of the pump and the motor are no higher than uppermost quadrants of the first and the second reservoirs. 
   
   
       51 . The wheelbarrow compressor of  claim 49 , wherein the bottom-most portions of the pump and the motor are no higher than upper-mid quadrants of the first and the second reservoirs. 
   
   
       52 . The wheelbarrow compressor of  claim 49 , wherein the bottom-most portions of the pump and the motor are no higher than lower-mid quadrants of the first and the second reservoirs. 
   
   
       53 . The wheelbarrow compressor of  claim 49 , wherein the bottom-most portions of the pump and the motor are no higher than lower-most quadrants of the first and the second reservoirs. 
   
   
       54 . The wheelbarrow compressor of  claim 49 , wherein the base includes a recess that passes partially through the base. 
   
   
       55 . The wheelbarrow compressor of  claim 54 , further comprising a flywheel operatively connected to the motor, wherein the flywheel is partially received in the recess. 
   
   
       56 . The wheelbarrow compressor of  claim 40 , wherein the handle assembly includes a movable handle. 
   
   
       57 . The wheelbarrow compressor of  claim 40 , wherein the handle assembly includes a rotating handle. 
   
   
       58 . The wheelbarrow compressor of  claim 57 , wherein the at least one handle assembly further comprises a rotating joint attached with the first portion of at least one of the first and second reservoirs and the rotating handle.