US2008240936A1PendingUtilityA1
Portable air compressor
Est. expiryApr 2, 2027(~0.7 yrs left)· nominal 20-yr term from priority
Inventors:Douglas K. RitterlingKenneth M. BrazellHoward Eugene SutterRichard L. StrackBenjamin J. ThomasRobert Difrenza
F04B 35/06F04B 41/02
56
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Claims
Abstract
A wheelbarrow compressor is disclosed that includes a base and a first reservoir and a second reservoir having bottom portions located at opposite sides of the base. The base is located below an uppermost surface of the first and the second reservoirs. A handle assembly is attached with a first portion of at least one of the reservoirs and a wheel assembly is attached with a second portion of the at least one of the reservoirs. A pump and a motor are operatively connected with the reservoirs and are disposed on the base and between the reservoirs.
Claims
exact text as granted — not AI-modified1 . A wheelbarrow compressor comprising:
a base; a first reservoir and a second reservoir having bottom portions located at opposite sides of the base, and wherein the base is located below an uppermost surface of the first and the second reservoirs; 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; and a pump and a motor operatively connected with the reservoirs, the motor and pump disposed on the base and between the reservoirs.
2 . The wheelbarrow compressor of claim 1 , having a center of gravity no greater than an uppermost surface of the first and second reservoirs.
3 . The wheelbarrow compressor of claim 1 , wherein the base includes a recess that passes partially through the base.
4 . The wheelbarrow compressor of claim 3 , further comprising a flywheel operatively connected to the motor, wherein the flywheel is partially received in the recess.
5 . The wheelbarrow compressor of claim 1 , wherein the at least one handle assembly includes a movable handle.
6 . The wheelbarrow compressor of claim 1 , wherein the at least one handle assembly includes a rotating handle.
7 . The wheelbarrow compressor of claim 6 , 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.
8 . The wheelbarrow compressor of claim 1 , further comprising a first secondary handle attached to a top portion of at least one of the first and second reservoirs.
9 . The wheelbarrow compressor of claim 8 , further comprising a second secondary handle attached to the top portion of at least one of the first and second reservoirs.
10 . The wheelbarrow compressor of claim 9 , wherein the first and second secondary handles are attached to a top portion of each of the first and second reservoirs.
11 . The wheelbarrow compressor of claim 10 , 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 secondary handles are offset from each other such that the height of the first or second secondary handle located closer to the second portion of the first and second reservoirs is less than the height of the other first or second secondary handle.
12 . The wheelbarrow compressor of claim 10 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 a vertical height of the first secondary handle is greater than a vertical height of the second secondary handle.
13 . 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.
14 . The wheelbarrow compressor of claim 1 , wherein the handle assembly further comprises a first sleeve each 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.
15 . The wheelbarrow compressor of claim 1 further comprising two skids each attached with at least a portion of a bottom surface of the first and second reservoirs.
16 . The wheelbarrow compressor of claim 15 , where the skid is made of an elastomeric material.
17 . A portable compressor comprising:
a base; first and second reservoirs spaced apart and located at the base; a handle assembly attached with a first portion of the at least one of the first and second reservoirs and a wheel assembly attached with a second portion of the least one of the first and second reservoirs, wherein the wheel assembly includes at least one wheel; and a plurality of air compressor components including a pump assembly and a motor assembly, wherein the plurality of the air compressor components is at least partially disposed on a top portion of the at least one of the first and second reservoirs; a flywheel rotatably connected to said motor assembly, the flywheel extending between the first and second reservoirs and below the top portion of at least one of the first and second reservoirs; and wherein at least one of the first and second reservoirs is angled with respect to a central axis defined by the orientation of the at least one wheel.
18 . The portable compressor of claim 17 , wherein the base includes a recess that passes partially through the base, and wherein the recess receives at least a portion of the flywheel.
19 . The portable compressor of claim 17 , wherein the handle assembly further comprises a first sleeve attached the first portion of at least one of the first and second reservoirs and a handle configured to slidably engage the sleeve.
20 . The portable compressor of claim 17 , wherein the handle assembly includes a movable handle.
21 . The portable compressor of claim 17 , wherein the handle assembly includes a rotating handle.
22 . A wheelbarrow compressor comprising an air storage tank including first and second air reservoirs, a plurality of compressor components operatively connected to the air reservoirs, a handle assembly located at a first portion of the air reservoir, a wheel assembly located at a second portion of the air reservoir, and having a center of gravity whose height is no greater than an uppermost surface of the first and second reservoirs.
23 . The wheelbarrow compressor of claim 22 , wherein at least some of the compressor components are at least partially disposed between the reservoirs.
24 . The wheelbarrow compressor of claim 22 , further comprising a flywheel located between the first and second reservoirs and operatively connected to the plurality of compressor components.
25 . The wheelbarrow compressor of claim 22 wherein the handle assembly includes at least one movable handle.
26 . A wheelbarrow compressor, comprising:
a first reservoir and a second reservoir; a pump and a motor operatively connected with the reservoirs and disposed between the reservoirs; wherein bottom-most portions of the pump and the motor are no higher than uppermost quadrants of the first and the second reservoirs.
27 . The wheelbarrow compressor of claim 26 , 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.
28 . The wheelbarrow compressor of claim 26 , 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.
29 . The wheelbarrow compressor of claim 26 , 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.
30 . 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 and wherein the first and second secondary handles are offset from each other such that the height of the first or second secondary handle located closer to the second portion of the first and second reservoirs is less than the height of the other first or second secondary handle, and wherein the handle assembly is not either of the first and second secondary handles.
31 . The wheelbarrow compressor of claim 30 , wherein the first and second secondary handles are attached to the top portion of each of the first and second reservoirs.
32 . 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 first and second secondary handles are offset from each other such that the height of the first or second secondary handle located at the second portion of the first and second reservoirs is less than the height of the other first or second secondary handle 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.
33 . 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; wherein one of the first and second secondary handles is located at a horizontal distance that is closer to a center of gravity than the other of the first and second secondary handles, and wherein the first and second secondary handles are offset from each other such that a vertical height of the first or second secondary handle that is closer to the center of gravity is greater than a vertical height of the other of the first and second secondary handles, and wherein the handle assembly is not either of the first and second secondary handles.Cited by (0)
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