IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0357096
(2012-01-24)
|
등록번호 |
US-8806720
(2014-08-19)
|
발명자
/ 주소 |
|
출원인 / 주소 |
- Green Guard Industry Ltd.
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
9 |
초록
▼
A rack type telescopic handle of horticultural shears includes a fixed handle with a rack, a movable handle sheathed on the fixed handle, and a control device installed at an end of the movable handle, a movable gear pivotally coupled to the control device, and the control device controls an engagem
A rack type telescopic handle of horticultural shears includes a fixed handle with a rack, a movable handle sheathed on the fixed handle, and a control device installed at an end of the movable handle, a movable gear pivotally coupled to the control device, and the control device controls an engagement and a separation of the movable gear with the rack, so that the movable handle can slide to an appropriate position on the fixed handle before the movable handle is fixed to the fixed handle so as to adjust the length of the handle of the horticultural shears.
대표청구항
▼
1. A telescopic handle of horticultural shears, comprising a fixed handle and a movable handle sheathed on the fixed handle, wherein the fixed handle comprises a rack longitudinally installed thereon, a control device installed at an end of the movable handle, a movable gear pivotally coupled to the
1. A telescopic handle of horticultural shears, comprising a fixed handle and a movable handle sheathed on the fixed handle, wherein the fixed handle comprises a rack longitudinally installed thereon, a control device installed at an end of the movable handle, a movable gear pivotally coupled to the control device by a pivot and engageable to the rack, an engagement driving portion and a separation driving portion formed at both ends of the movable gear on both sides of the pivot respectively, and both engagement and separation driving portions being controlled to ascend or descend alternately by using the pivot as a fulcrum, so that the movable gear and the rack are engaged with or separated from each other to adjust relative positions of the fixed handle and the movable handle, wherein the control device comprises a casing and a driving push-button coupled to the casing and reciprocally slidable on the casing, and the casing has a through hole, and the movable gear is pivotally coupled to the casing by the pivot and disposed in the through hole, and the driving push-button is disposed above the through hole, and the driving push-button has a bump and pushes the engagement driving portion and the separation driving portion of the movable gear by moving the driving push-button reciprocally. 2. The telescopic handle of horticultural shears as recited in claim 1, wherein the movable handle includes a grip installed at another end of the movable handle, and a link mechanism installed between the grip and the control device. 3. The telescopic handle of horticultural shears as recited in claim 2, wherein the link mechanism comprises a link rod and a rear driving push-button, and the link rod is installed in the movable handle, and the rear driving push-button is installed on the grip and reciprocally movable on the grip, and an end of the link rod is coupled to the rear driving push-button, and the other end of the link rod is coupled to the driving push-button. 4. The telescopic handle of horticultural shears as recited in claim 3, wherein the link rod includes a latch groove formed at both ends separately, and the driving push-button is latched into one of the latch grooves, and the rear driving push-button is latched into the other latch groove. 5. The telescopic handle of horticultural shears as recited in claim 1, wherein the control device comprises a front guide base and a rear guide base, and both front guide base and rear guide base have a guide slot formed thereon, and the driving push-button has a guide installed thereon and corresponding to the guide slot. 6. The telescopic handle of horticultural shears as recited in claim 5, wherein the movable handle includes a grip installed at another end of the movable handle, and a link mechanism installed between the grip and the control device. 7. The telescopic handle of horticultural shears as recited in claim 6, wherein the link mechanism comprises a link rod and a rear driving push-button, and the link rod is installed in the movable handle, and the rear driving push-button is installed on the grip and reciprocally movable on the grip, and an end of the link rod is coupled to the rear driving push-button, and the other end of the link rod is coupled to the driving push-button. 8. The telescopic handle of horticultural shears as recited in claim 7, wherein the link rod includes a latch groove formed at both ends separately, and the driving push-button is latched into one of the latch grooves, and the rear driving push-button is latched into the other latch groove. 9. The telescopic handle of horticultural shears as recited in claim 5, wherein the rear guide base includes a positioning pin installed therein, and the positioning pin includes a position restoring spring sheathed thereon, and an end of the position restoring spring abuts the rear guide base, and the other end of the positioning restoring spring abuts the driving push-button. 10. The telescopic handle of horticultural shears as recited in claim 9, wherein the movable handle includes a grip installed at another end of the movable handle, and a link mechanism installed between the grip and the control device. 11. The telescopic handle of horticultural shears as recited in claim 10, wherein the link mechanism comprises a link rod and a rear driving push-button, and the link rod is installed in the movable handle, and the rear driving push-button is installed on the grip and reciprocally movable on the grip, and an end of the link rod is coupled to the rear driving push-button, and the other end of the link rod is coupled to the driving push-button. 12. The telescopic handle of horticultural shears as recited in claim 11, wherein the link rod includes a latch groove formed at both ends separately, and the driving push-button is latched into one of the latch grooves, and the rear driving push-button is latched into the other latch groove.
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