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| Number | Title | Issue Date |
| 7410067 | Drum carriage for logging operations A carriage of the types commonly used in skyline logging operations. The invention facilitates moving logs along a suspended skyline by means of a hoisting system built into the carriage comprised of a radio controlled electronics system, an internal combustion powe... | 08/12/2008 |
| 7347157 | Static soft rail launch and recovery system The static soft rail launch and recovery system provides an anchor or piling located in a body of water away from the shoreline. The anchor remains at a fixed point under water, while being attached to cables having their opposite ends affixed on land to tension the... | 03/25/2008 |
| 7213714 | Slack pulling carriage for logging operations The present invention involves a carriage of the type commonly used in skyline logging operations. The invention facilitates moving logs along a suspended skyline by means of a hoisting system built into the carriage comprised of a radio controlled electronics syste... | 05/08/2007 |
| 7207277 | System and method for moving objects within two-dimensional space Embodiments of the invention move objects throughout two-dimensional space by using a support rope that is coupled with both opposing sides of the platform. This rope controls the Y-axis motion and Z-axis motion of the platform and is designated the YZ movement rope... | 04/24/2007 |
| 7127998 | Object movement system and method Embodiments of the invention move objects throughout two-dimensional and three-dimensional space by using a movement line that is coupled with a plurality of opposing sides of the platform. The movement line is used to control the horizontal axis motion and Z-axis m... | 10/31/2006 |
| 7040496 | Arrangement for placing crane mechanisms The invention relates to an arrangement for placing crane mechanisms, the crane comprising lifting mechanisms (1) with lifting drums (2), lifting ropes (3) in the lifting drums, a lifting trolley (4), a loading element (5) suspende... | 05/09/2006 |
| 7036436 | Mounting system reeved to move an object in two-dimensions and methods relating to same Embodiments of the invention move objects throughout two-dimensional space by using a support line that is coupled with both opposing sides of the platform. This line controls the Y-axis motion and Z-axis motion of the platform and is designated the YZ movement line... | 05/02/2006 |
| 6742964 | Method for installing conduit or the like on mountainside A method for installing conduits on a mountain is provided. The method includes placing at least one cable longitudinally across a ridge of the mountain and installing the at least one cable on a front side and a back side of the mountain. The front and back sides o... | 06/01/2004 |
| 6588984 | Method for installing conduit or the like on mountain surface using steel cable A method for installing conduits on a mountain is provided. The method includes placing at least one cable longitudinally across a ridge of the mountain and installing the at least one cable on a front side and a back side of the mountain. The front and b... | 07/08/2003 |
| 6250486 | Integrated balanced wire rope reeving system for cargo container handling cranes An Integrated Balanced Wire Rope Reeving System for Cargo Container Handling Cranes wherein the same ropes perform both load hoist and trolley traversing operations.... | 06/26/2001 |
| 6145679 | Shiftable tail-block logging skyline A skyline operates on a mountain side from an upper tail-block that is positionable along a transverse cable extending between two elevated anchor points. A balloon is attached to the upper tail-block to assist in supporting the weight of the skyline cabl... | 11/14/2000 |
| 5392935 | Control system for cable crane A cable crane system includes a main cable stretched between two points, a transverse trolley traveling along the main cable, a traction cable for driving the trolley, a bucket hung by a hanging cable, a transverse winch for driving the traction cable for... | 02/28/1995 |
| 4735327 | Radio controlled downhill skyline logging carriage and system A skyline logging system which uses an improved carriage which can traverse intermediate supports, which can lift both ends of a load of logs, which has a telescoping center beam to accommodate different lengths of logs, which carries an on-board engine s... | 04/05/1988 |
| 4500004 | Transport carriage An improved carriage for use in a skyline logging system simultaneously utilizing more than one load cable with the same carriage for connecting to and dragging separate "turns" of logs from the area in which they were felled to a landing area next to the... | 02/19/1985 |
| 4456131 | Remote controlled line locking, slack pulling cable logging carriage A remote controlled slack pulling log skidding carriage is provided for feeding a slack drag line toward a log to be skidded. A drive sheave rotatably mounted in the carriage is operated by a hydraulic motor. The fluid to operate the motor is stored in on... | 06/26/1984 |
| 4453642 | Carriage-mounted skidding line take-up apparatus Apparatus for use in a skyline logging system. A carriage mounted for reversible travel on a skyline is transported by a skidding line connected to a hoisting line which feeds through the carriage for attachment to logs. A tagline is attached at one end t... | 06/12/1984 |
| 4262811 | Log carrier A carriage is described for utilization along a highline for the purpose of guiding a mainline along the highline between a yarder at a landing and an anchor point along an adjacent hillside. The carriage is suspended by freewheeling sheaves on the skylin... | 04/21/1981 |
| 4136786 | Logging system and yarder therefor A rigging arrangement and yarder are disclosed for yarding in which a single cable is used. This cable is anchored at a main storage drum on a yarder and preferably at an anchor in the vicinity of the tail block. The single line serves as a running skylin... | 01/30/1979 |
| 4005779 | Tightline logging system A carriage carrying a match block moves away from a slider by gravity along a tightline from a mast of the slider, and is pulled back to the slider with a turn of logs by a mobile mainline unit of a skidder. The tightline then is lower the carriage, and t... | 02/01/1977 |
