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Class Information
Number: 254/338
Name: Implements or apparatus for applying pushing or pulling force > Apparatus for hauling or hoisting load, including driven device which contacts and pulls on cable > Device includes rotatably driven, cable contacting drum > Having rotatable, cable guiding, pulley wheel element spaced from drum > Plural elements
Description: Apparatus wherein two or more rotatable, cable-guiding, pulley wheel elements are spaced from the drum.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7389973 |
Tensioning systems and methods for line spooling |
Jun. 24, 2008 |
| 7367547 |
Lifting device with release mechanism that moves with lifted object |
May. 6, 2008 |
| 7367548 |
Method and apparatus for elevated storage of articles |
May. 6, 2008 |
| 7325785 |
Storage apparatus |
Feb. 5, 2008 |
| 7264228 |
Counterweight assisted winch |
Sep. 4, 2007 |
| 7134645 |
Winch assembly for use with synthetic ropes |
Nov. 14, 2006 |
| 7093823 |
Lifting unit |
Aug. 22, 2006 |
| 7066683 |
Hydraulically operated low profile boat lift utilizing at least two pilings |
Jun. 27, 2006 |
| 7014172 |
Electric hoist |
Mar. 21, 2006 |
| 6959918 |
Truck canopy lifting assembly |
Nov. 1, 2005 |
| 6926259 |
Hoist system |
Aug. 9, 2005 |
| 6827334 |
Lifting arrangement for overhead traveling cranes |
Dec. 7, 2004 |
| 6631886 |
Winch housing with integral fairlead |
Oct. 14, 2003 |
| 6439544 |
Stair tow system and method |
Aug. 27, 2002 |
| 6386515 |
Device to install/remove truck cap |
May. 14, 2002 |
| 6361022 |
Lifting device |
Mar. 26, 2002 |
| 6305499 |
Drum drive elevator using flat belt |
Oct. 23, 2001 |
| 6269547 |
Digital cable extension transducer |
Aug. 7, 2001 |
| 6209851 |
Drill floor hole |
Apr. 3, 2001 |
| 6189866 |
Load handling assembly |
Feb. 20, 2001 |
| 6152427 |
Truck cap hoisting system |
Nov. 28, 2000 |
| 6089809 |
Apparatus for lifting walls to a vertical position |
Jul. 18, 2000 |
| 6068230 |
Device for storing a hard-top |
May. 30, 2000 |
| 6056274 |
Boat hoist apparatus |
May. 2, 2000 |
| 6024425 |
Storage apparatus |
Feb. 15, 2000 |
| 5984275 |
Truck cap hoisting system |
Nov. 16, 1999 |
| 5927693 |
Rope guiding device with pivotal guide roller for rope winches |
Jul. 27, 1999 |
| 5240229 |
Bailer hoist |
Aug. 31, 1993 |
| 5051027 |
Boat lift |
Sep. 24, 1991 |
| 4941645 |
Piano lifting and transportation apparatus |
Jul. 17, 1990 |
| 4842101 |
Elevator system |
Jun. 27, 1989 |
| 4767099 |
Hoist system |
Aug. 30, 1988 |
| 4719811 |
Well pumping unit with counterweight |
Jan. 19, 1988 |
| 4706939 |
Fire hydrant hoist |
Nov. 17, 1987 |
| 4690376 |
Mat transport rack |
Sep. 1, 1987 |
| 4674602 |
Article storage system |
Jun. 23, 1987 |
| 4600177 |
Method of hoisting an automobile hard top |
Jul. 15, 1986 |
| 4545595 |
Method and apparatus for assisting in and facilitating the coupling of a trailer tongue to a vehicle latch |
Oct. 8, 1985 |
| 4510663 |
Method of installing multi-sections vertically acting doors |
Apr. 16, 1985 |
| 4399979 |
Device for self-tailing a conventional winch drum |
Aug. 23, 1983 |
| 4382325 |
Heavy pipe joining system |
May. 10, 1983 |
| 4353307 |
Towing device for use in the surf |
Oct. 12, 1982 |
| 4349179 |
Control means for motion compensation devices |
Sep. 14, 1982 |
| 4251059 |
Apparatus for determining the reeving of a pulley system |
Feb. 17, 1981 |
| 4221364 |
Chain block |
Sep. 9, 1980 |
| 4128960 |
Weight arrestor |
Dec. 12, 1978 |
| 4040774 |
Apparatus for constructing concrete walls |
Aug. 9, 1977 |
| 4030703 |
Simple machine |
Jun. 21, 1977 |
| 3968952 |
Assembly for pulling a line |
Jul. 13, 1976 |
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