IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0902867
(2010-10-12)
|
등록번호 |
US-8454717
(2013-06-04)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
Muncy, Geissler, Olds & Lowe, PLLC
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
20 |
초록
▼
A foldable dust collector of the present invention includes a supporting portion, a case and an air pump. The supporting portion is foldable. The case is disposed on the supporting portion. The case is pivotable with respect to the supporting portion. The air pump is disposed on the case. The air pu
A foldable dust collector of the present invention includes a supporting portion, a case and an air pump. The supporting portion is foldable. The case is disposed on the supporting portion. The case is pivotable with respect to the supporting portion. The air pump is disposed on the case. The air pump is used for drawing air into the case. Therefore, the foldable dust collector of the present invention can be transformed. A width of the foldable dust collector is changeable. As such, the foldable dust collector is easier to be stored or be transported. Moreover, the foldable dust collector can be used in a small space.
대표청구항
▼
1. A foldable dust collector, comprising: a supporting portion, comprising a first rack and a second rack, each one of the first rack and the second rack having a bottom end, the bottom ends being adapted for resting on the ground, so that the supporting portion is able to stand on the ground, a fir
1. A foldable dust collector, comprising: a supporting portion, comprising a first rack and a second rack, each one of the first rack and the second rack having a bottom end, the bottom ends being adapted for resting on the ground, so that the supporting portion is able to stand on the ground, a first distance being defined between the bottom ends, the first rack being movable between a first position and a second position with respect to the second rack, so that a length of the first distance is changeable;a case, being disposed on the supporting portion, a longitudinal direction being defined by the case, the case being pivotable between a third position and a fourth position, the longitudinal direction being horizontal when the case is located at the third position, the longitudinal direction being vertical when the case is located at the fourth position, an inlet, an outlet and a gas passage being defined by the case, the gas passage communicating with the inlet and the outlet;an air pump, firmly disposed on the case, the air pump being used for drawing air from the inlet to the outletwherein the second rack comprises a protruding portion, the protruding portion extends away from the first rack and extends slantly downwardly from a portion of the second rack which is located away from the bottom end of the second rack by a distance, the supporting portion is able to stand on the ground with the first rack and the second rack where a distal end of the protruding portion is rested on the ground when the first rack is located at the second position;wherein the supporting portion comprises a third rack, the third rack is pivotably disposed on a top end of the second rack about a second axis, the case is firmly disposed on the third rack, the case swings between the third position and the fourth position when the third rack pivots about the second axis;wherein the supporting portion comprises a connecting portion, an end of the connecting portion is pivotably disposed on a top end of the first rack, another end of the connecting portion is pivotably disposed on the third rack, an end portion of the connecting portion abuts against and overlaps on a first side of the first rack axially when the first rack is located at the first position, an body portion extending axially from the end portion of the connecting portion abuts against and overlaps on a second side which is opposite to the first side of the first rack axially when the first rack is located at the second position. 2. The foldable dust collector of claim 1, wherein the first rack comprises a first left pole and a first right pole, the first left pole and the first right pole are in an operative relationship, the second rack comprises a second left pole and a second right pole, the second left pole and the second right pole are in an operative relationship, the first left pole is pivotably connected to the second left pole about a first axis, the first right pole is pivotably connected to the second right pole about the first axis, so that the first rack is pivotable about the first axis with respect to the second rack between the first position and the second position. 3. The foldable dust collector of claim 2, wherein the protruding portion extends away from the first rack and extends slantly downwardly relative to longitudinal directions of the second left pole and the second right pole, the supporting portion is able to stand on the ground with the first rack and the second rack where the distal end of the protruding portion is rested on the ground when the case is located at the fourth position, the end portion of the connecting portion abuts against and overlaps on the first side on the first left pole and the first right pole axially when the first rack is located at the first position, the body portion of the connecting portion abuts against and overlaps on the second side on the first left pole and the first right pole axially when the first rack is located at the second position. 4. The foldable dust collector of claim 1, wherein the gas passage is parallel to the longitudinal direction, the gas passage has two ends, the air pump and the inlet are located at one end of the gas passage, the outlet is located at the other end of the gas passage. 5. The foldable dust collector of claim 3, wherein the distal end of the protruding portion includes a lateral portion connected between the second left pole and the second right pole, and is rested on the ground when the case is located at the fourth position. 6. The foldable dust collector of claim 3, wherein when the first rack is located at the second position, the second left pole and the second right pole are substantially perpendicular to the ground and the protruding portion slantly extends toward the ground and is angled relative to the second left pole and the second right pole, so that the distal end of the protruding portion and the bottom end of the first rack are rested on the ground firmly.
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