29-12-2016 дата публикации
Номер: US20160374328A1
Принадлежит:
A boom sprayer having an inner boom section and an extendable outer boom section moved by a drive assembly including a pinch roller system. The boom sprayer included a suspension assembly including a shock absorbing material for enabling suspension of the outer boom section with respect to the inner boom section. 1. A telescoping boom sprayer comprising:a. a first, inner boom member, wherein the first, inner boom member is an elongated rigid structure comprising a plurality of rigid elongated frame members extending the length of the first, inner boom member from a proximal end of the first, inner boom member to a distal end of the first, inner boom member, wherein the first, inner boom member comprises a pair of horizontal platforms extending substantially the length of the first, inner boom member; and i. at least one pair of bottom drive rollers,', 'ii. at least one upper pinch drive roller frictionally engaging the horizontal platforms of the first, inner boom member, and', 'iii. a power source to activate the drive assembly., 'b. at least one second, outer boom member, wherein the second, outer boom member is an elongated, rigid structure comprising a plurality of rigid elongated frame members extending the length of the second outer boom member from a proximal end of the second, outer boom member to the distal end of the second, outer boom member, wherein the second, outer boom member is extendably housed within the first, inner boom member, wherein the pair of horizontal platforms assist in extending, retracting and supporting the second, outer boom member, and wherein the second, outer boom member includes a drive assembly mounted onto the proximal end of the second, outer boom member, the drive assembly comprising a pinch roller system comprising2. The telescoping boom sprayer of claim 1 , wherein the power source is a hydraulic motor driven by a source of hydraulic fluid power from a support vehicle.3. The telescoping boom sprayer of wherein a pinch roller ...
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