Method and apparatus for wheelbarrow front end protection
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B62B-001/00
B62B-001/18
B62B-005/00
출원번호
US-0474377
(2017-03-30)
등록번호
US-10124820
(2018-11-13)
발명자
/ 주소
Meyer, Mathew D.
Beard, Bryan
출원인 / 주소
VECTION LTD.
대리인 / 주소
Voz Patents, LLC
인용정보
피인용 횟수 :
0인용 특허 :
41
초록▼
Embodiments of the invention are designed to be improvements over existing wheelbarrows. Certain embodiments comprise a frame, one or more weight-bearing wheels, and a pan. In certain embodiments, a wheelbarrow comprises a bight or a bumper having wheels. The wheels on the bight or bumper are locate
Embodiments of the invention are designed to be improvements over existing wheelbarrows. Certain embodiments comprise a frame, one or more weight-bearing wheels, and a pan. In certain embodiments, a wheelbarrow comprises a bight or a bumper having wheels. The wheels on the bight or bumper are located to the sides of a weight-bearing wheel. In certain embodiments, wheels located on each side of a bight or bumper portion allow a user to maneuver a wheelbarrow up or down a curb, or navigate stairs without causing damage to surfaces. Certain embodiments of the invention allow more efficient unloading of the contents of a wheelbarrow bed. Certain embodiments are designed to retrofit on existing wheelbarrows.
대표청구항▼
1. A wheelbarrow comprising: a frame, said frame further comprising a first wheel, a first bar, and a second bar, wherein an axle of said first wheel is disposed between said first and second bars;a pan attached atop said frame;a bumper attached on the forward end of said frame;said bumper comprisin
1. A wheelbarrow comprising: a frame, said frame further comprising a first wheel, a first bar, and a second bar, wherein an axle of said first wheel is disposed between said first and second bars;a pan attached atop said frame;a bumper attached on the forward end of said frame;said bumper comprising a first attachment member, a second attachment member, a cross member, a second wheel, and a third wheel;said first attachment member oriented parallel and attached to said first bar;said second wheel attached to said first attachment member;said second attachment member oriented parallel and attached to said second bar;said third wheel attached to said second attachment member; andsaid cross member perpendicular and attached to said first attachment member and said second attachment member,wherein the second wheel and the third wheel are configured to engage the ground simultaneously to aid in steering the wheelbarrow when the wheelbarrow is tilted forward. 2. The wheelbarrow in claim 1, wherein said cross member further comprises a gripping feature. 3. The wheelbarrow in claim 2, wherein said gripping feature comprises a flap projecting outward from said cross member. 4. The wheelbarrow in claim 2, wherein said gripping feature comprises an opening in the cross member. 5. The wheelbarrow in claim 1, wherein said second wheel and third wheel have a camber angle between 45° and −45° relative to said first wheel. 6. The wheelbarrow in claim 1, wherein said cross member is slidably attached to said attachment members. 7. A wheelbarrow comprising: a frame, said frame further comprising a first wheel, a first bar, and a second bar, wherein an axle of said first wheel is disposed between said first and second bars;a pan attached atop said frame;a bumper attached on the forward end of said frame;said bumper comprising a first attachment member, a second attachment member, a cross member, a second wheel, and a third wheel;said first attachment member oriented parallel and attached to said first bar;said second wheel attached to said first attachment member;said second attachment member oriented parallel and attached to said second bar;said third wheel attached to said second attachment member;said cross member perpendicular and attached to said first attachment member and said second attachment member;a third attachment member attached to said first bar, and a fourth attachment member attached to said second bar,said second wheel disposed between said first attachment member and said third attachment member; andsaid third wheel disposed between said second attachment member and said fourth attachment member. 8. The wheelbarrow in claim 7, wherein said bumper is formed from a single plate, said plate bent to form a bumper shape.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (41)
Donze Pierre (“Clos Varegues”St. Andrieux 76930 Octeville/Mer FRX) Frank Jean P. (3 rue des Songes 68850 Staffelfelden FRX), Balanced multi-wheel wheelbarrow.
Donze Pierre (“Clos Varegues”St. Andrieux 76930 Octeville/Mer FRX) Frank Jean P. (3 rue des Songes 68850 Staffelfelden FRX), Balanced multi-wheel wheelbarrow.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.