TELESCOPING ROW MARKER
This invention consists of a steel tube that is mounted on and at right angle to a tractor. The aforesaid steel tube is rectangular when viewed from the end and has two steel tubes that are round when viewed from the end mounted in the first mentioned steel tube. The aforesaid two steel tubes are eq...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | This invention consists of a steel tube that is mounted on and at right angle to a tractor. The aforesaid steel tube is rectangular when viewed from the end and has two steel tubes that are round when viewed from the end mounted in the first mentioned steel tube. The aforesaid two steel tubes are equally spaced and parallel to each other and are suitably secured together by means of a plurality of equally spaced and parallel rectangular plates on the top thereof. A spring-loaded row marker is hingedly secured to each end of the aforesaid two last mentioned steel tubes. The just mentioned two steel tubes are slidably moved in and out of the first mentioned steel tube by means of a steel cable having its ends suitably secured to the aforesaid two steel tubes. The aforesaid steel cable is wrapped around a pulley mounted on the shaft of a reversible hydraulic motor that is secured to the rear end of the tractor. The aforesaid hydraulic motor is activated through the two hydraulic hose that connect the motor to the hydraulic system of the tractor. |
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