IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0159869
(2002-05-31)
|
발명자
/ 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
4 |
초록
▼
A multi-function implement for attachment to a tractor or the like for trenching, cutting, burying cable, and similar functions. The implement has a universal frame with a tractor attachment portion and a tool attachment portion. A series of tools are individually connectable to the universal frame,
A multi-function implement for attachment to a tractor or the like for trenching, cutting, burying cable, and similar functions. The implement has a universal frame with a tractor attachment portion and a tool attachment portion. A series of tools are individually connectable to the universal frame, with each tool having a frame attachment portion which is complementary to the tool attachment portion of the universal frame. The tools are selectively connectable to the universal frame with the frame attachment portion of the tool joining the tool attachment portion of the universal frame. Each of the tools is individually formed to perform a particular function, such as cutting a trench, burying a cable, or removing a swath of sod.
대표청구항
▼
1. A multi-function implement for attachment to an earth-working vehicle comprisinga. a universal frame, said universal frame having a vehicle attachment portion and a tool attachment portion, b. a plurality of tools individually connectable to said universal frame, each tool having a frame attachme
1. A multi-function implement for attachment to an earth-working vehicle comprisinga. a universal frame, said universal frame having a vehicle attachment portion and a tool attachment portion, b. a plurality of tools individually connectable to said universal frame, each tool having a frame attachment portion complementary to said tool attachment portion, one of said tools comprising a trench excavator, c. means for selectively connecting each tool to said universal frame with said frame attachment portion joining paid tool attachment portion, and d. in which said frame attachment portion of said trench excavator comprises a pair of spaced arms, a trench member being secured at one end of said arms and trench member comprising a flat earth guide secured between said arms, said guide having a blade for cutting into the earth. 2. The multi-function implement according to claim 1, in which said tool attachment portion comprises an angled central connection member and an opposite connection wing on each side of said central connection member.3. The multi-function implement according to claim 2, in which said central connection member comprises a pair of spaced plates, said plates having a plurality of aligned tool attachment apertures.4. The multi-function implement according to claim 3, in which said plates are triangular.5. The multi-function implement according to claim 2, in which each connection wing comprises a horizontal-extending plate spaced from said central connection member, each horizontally-extending plate having at least one tool attachment aperture.6. The multi-function implement according to claim 1, in which said universal frame includes means for accommodating weight added to said universal frame.7. The multi-function implement according to claim 1, in which said selective connecting means includes a plurality of removable pins.8. The multi-function implement according to claim 7, in which at least some of said pins are shear pins.9. The multi-function implement according to claim 1, in which said arms include a plurality of aligned attachment apertures.10. The multi-function implement according to claim 1, including means for expelling earth from said guide. means for expelling earth said guide.11. A multi-function implement for attachment to an earth-working vehicle comprisinga. universal frame, said universal frame having a vehicle attachment portion and a tool attachment portion, b. a plurality of tools individually connectable to maid universal frame, each tool having a frame attachment portion complementary to said tool attachment portion, c. means for selectively connecting each tool to said universal frame with said frame attachment portion joining said tool attachment portion, d. and in which said tool attachment portion comprises an angled central connection member and an opposite connection wing on each side of said central connection member, said central connection member comprising a pair of spaced plates, said plates having a plurality of aligned tool attachment apertures, said plates being triangular.
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