1
Duane Haukaas: Field marker. Adrian D Battison, Stanley G Ade, Murray E Thrift, July 2, 1991: US05027525 (44 worldwide citation)

An improved field marker is provided which can be used on an agricultural implement of the type which includes wing folding. The field marker has an arm with a disk mounted on an outer end of the arm and a mounting system at the inner end of the arm for supporting the arm on the implement. The arm i ...


2
Michael Kelly Perdue, James Allen Strothmann, Michael Anthony Pugel: Communications system for remote control systems. Thomson Licensing, Joseph S Tripolo, Paul P Kiel, July 23, 2002: US06424285 (35 worldwide citation)

A communications system for transmitting and receiving remote control messages in an electronic remote control system. The present communications system uses a remote control message protocol which is particularly suitable for transmitting RF remote control messages with IR remote control messages i ...


3
Nitin J Shah: System and method for displaying a sorted list by determining sort points in a key field. Lucent Technologies, November 28, 2000: US06154740 (23 worldwide citation)

A system for, and method of, displaying a sorted list on a display device and a computer incorporating the system or the method. In one embodiment, the system includes: (1) a sort-point identifier that scans a key field of a sorted list and determines sort-points in the key field and (2) a key field ...


4
Bernd Walser, Bernhard Braunecker, Peter Kipfer, Christian Betschon: Reference beam generator and system for producing guide beams for field markers. Leica Geosystems, Workman Nydegger, October 14, 2008: US07434322 (19 worldwide citation)

A reference beam generator (1) for guiding a field marker for ground markings has a support element (11) which can be positioned in a defined manner relative to the Earth's surface, a laser diode and beam guidance means for the emission of the radiation (LS) to at least one reference target (4), the ...


5
Sidney W Eiden: Field marker. Connolly and Hutz, August 19, 1980: US04218059 (16 worldwide citation)

A marker for delineating boundary and playing lines on an athletic field or the like comprises a hollow elongated keystone shaped body member having converging side walls and an open top face with a clearly colored cushioning member in the upper portion thereof and exposed at the top face so that th ...


6
Bernie Toews: Telescoping marker arm. Triple Star Manufacturing, Murray E Thrift, Adrian D Battison, Michael R Williams, June 27, 2000: US06079114 (15 worldwide citation)

A field marker is mounted on the rear corner of the seeder or cultivator frame so that its weight is supported by the packer wheels or support wheel axles at the rear of the frame, thus minimizing the imbalance and uneven seeding that will occur with marker mounted on the front corner. The marker ar ...


7
Ralph O Jacobsen: Field marker for a sprayer boom. Kyle Welding & Machine Shop, Stanley G Ade, July 2, 1985: US04526236 (15 worldwide citation)

A single disc field marker comprises a support arm pivotally mounted on the end of the sprayer boom and carrying on its end a rotatable disc. The disc is supported so that in one position it lies in a plane which is substantially vertical and parallel to the direction of motion of the boom and can b ...


8
Norbert Beaujot: Field marker for implements. Straw Track Manufacturing, Nixon & Vanderhye P C, March 23, 2004: US06708775 (12 worldwide citation)

A field marker attachable to an outer end of an agricultural implement comprises an arm pivotally attachable to the implement extending perpendicular to the travel direction. A marking device is attached at a distal end of the arm. An extendable hydraulic cylinder is attached to the arm and implemen ...


9
Duane L Brandli: Athletic field marker. Alfred E Wilson, May 23, 1989: US04832331 (11 worldwide citation)

For athletic contests between teams of individuals on a field or court it is customary to provide certain markings of the various portions of the field within which the game is conducted. Heretofore it has been common practice to utilize chalk or lime to mark the boundary lines. This method has not ...


10
Stephen L Wahls: Bifold field marker. Orthman Manufacturing, Zarley McKee Thomte Voorhees & Sease, April 25, 1995: US05408756 (11 worldwide citation)

The present invention is a bifold field marker. The marker utilizes a marking disc mounted on the distal end of an arm. This arm is coupled to a mounting bracket which, in turn, is connected to an implement's tool bar. The arm is articulated at a central knuckle to allow the marker to fold. A hydrau ...