|
2024
|
P/S
|
Battery-powered hoists; masts of metal; Lifting installations for the transport of persons and go... |
|
|
Invention
|
Rope joining.
A device for joining a first rope to a second rope comprises a first end cap and a... |
|
|
P/S
|
Batteries and mobile battery systems. |
|
2023
|
Invention
|
Belt cutter.
A portable belt cutting device comprises a cutting head and cutting blade movably a... |
|
|
Invention
|
Battery-powered windfarm elevator system. A lift system for a wind turbine includes an elevator c... |
|
2021
|
P/S
|
Battery-powered drive train systems for power driven scaffolding, suspended staging, work platfor... |
|
2020
|
Invention
|
Rope joining. Integrated climb assist and fall arrest system and methods to assist users climbing... |
|
|
Invention
|
Fall arrest. Integrated climb assist and fall arrest system and methods to assist users climbing ... |
|
|
Invention
|
Duel source light system. Elevator systems, methods, and devices comprising dual source light sys... |
|
|
Invention
|
Dual source light system. Elevator systems, methods, and devices comprising dual source light sys... |
|
|
Invention
|
Overspeed safely brake. An overspeed brake system is described to engage a safety cable and subse... |
|
|
Invention
|
Overspeed safety mechanism for lift car. An overspeed safety braking mechanism for lift cars and ... |
|
2019
|
P/S
|
Power-operated lifting equipment, namely, suspended mechanical lifts for staging and scaffolding |
|
|
Invention
|
Integrated climb assist and fall arrest systems and methods.
Integrated climb assist and fall ar... |
|
|
Invention
|
Elevator installation method and apparatus. An elevator installation system and method is disclos... |
|
|
Invention
|
Elevator installation method and apparatus.
An elevator installation system and method is disclo... |
|
|
Invention
|
Endless cable winch. This disclosure relates to an endless cable winch including a drive unit hav... |
|
2018
|
Invention
|
Hoist system with direct current power supply.
A hoist system includes a motor with a drive shaf... |
|
|
Invention
|
Hoist system with direct current power supply. A hoist system includes a motor with a drive shaft... |
|
|
Invention
|
Wire, rope, and cable management. An elevator cable management system is described to provide con... |
|
|
Invention
|
Rope connection system, devices, and methods. A device configured to join two ropes includes a de... |
|
|
Invention
|
Climb assist and fall arrest system. A climb assist and fall arrest system is disclosed that incl... |
|
|
Invention
|
Climb assist velocity control. A climb assist system dynamically adjusts a rate and a level of lo... |
|
|
Invention
|
Climb assist velocity control.
A climb assist system dynamically adjusts a rate and a level of l... |
|
|
Invention
|
Climb assist and fall arrest system.
A climb assist and fall arrest system is disclosed that inc... |
|
2017
|
Invention
|
Belt cutter. A portable belt cutting device comprises a cutting head and a cutting blade movably ... |
|
|
Invention
|
Belt cutter. A portable belt cutting device comprises a cutting head and cutting blade movably ar... |
|
|
Invention
|
Mechanical brake interrupter device. A mechanical brake interrupter for a lift or other similar s... |
|
|
Invention
|
Wire, rope and cable management for elevators. An elevator car is configured to move along a guid... |
|
|
Invention
|
Wire, rope and cable management. An elevator cable management system is described to provide cons... |
|
|
Invention
|
Lean-to rigging apparatus for shaft installation. A lean-to rigging apparatus is described for in... |
|
2015
|
P/S
|
Power driven scaffolding, suspended staging and work platforms; and parts for all of the aforemen... |
|
2014
|
Invention
|
Guide wire tension loss sensor. Systems and devices are described for measuring tension in a guid... |
|
2013
|
Invention
|
Guide wire tension loss sensor.
Systems and devices are described for measuring tension in a gui... |
|
2012
|
Invention
|
Tool carrier. A system configured for lifting or lowering a tool carriage device via a ladder cli... |
|
|
Invention
|
Tower climbing assist device. A climb assist system is disclosed that dynamically adjust the rate... |
|
2011
|
P/S
|
POWER DRIVEN SUSPENDED STAGING AND SCAFFOLDING, AND COMPONENT PARTS THEREOF |
|
|
P/S
|
METAL ACCESSORIES FOR HOISTS AND POWER DRIVEN SCAFFOLDING, SUSPENDED STAGING, WORK PLATFORMS, AND... |
|
2010
|
Invention
|
Climbing device.
A climb assist system is disclosed that adjusts the rate and level of assist of... |
|
|
Invention
|
Climbing device. A climb assist system is disclosed that adjusts the rate and level of assist of ... |
|
2009
|
P/S
|
Adjustable climb assist systems consisting of a compact motor and drive control, with user interf... |
|
|
Invention
|
Stabilization devices. A system for stabilizing the vertical motion of an object in a wind power ... |
|
|
Invention
|
Tower elevator alarm system. An elevator within a tower, such as a wind tower, includes a tractio... |
|
|
P/S
|
Adjustable climb assist systems and harnesses, for use in tall structures to offset the weight of... |
|
|
P/S
|
adjustable climb assist systems comprised of a compact motor and drive control, with user interfa... |
|
|
P/S
|
adjustable climb assist systems comprised of a compact motor and drive control, with wireless con... |
|
2008
|
Invention
|
Power sensor. Disclosed is an apparatus, system, and method for sensing the current supplied to a... |
|
2007
|
P/S
|
Power-driven scaffolding, suspended staging, suspended work platforms, suspended work cages, hois... |
|
2004
|
P/S
|
Personnel hoist and parts and accessories therefor. |
|
1999
|
P/S
|
metal safety equipment, namely, stanchions and lifelines for attachment to structures to provide ... |
|
1998
|
P/S
|
Power driven scaffolding, staging, and work platforms; portable walkway bridge structures; hoists... |
|
|
P/S
|
Power driven scaffolding, staging, and work platforms; suspended work cages; portable walkway bri... |
|
|
P/S
|
Metal accessories for hoists and power driven scaffolding, suspended staging, work platforms, and... |
|
1982
|
P/S
|
PORTABLE BRIDGE STRUCTURES MADE PRIMARILY OF METAL POWER DRIVEN SUSPENDED STAGINGS FOR USE IN CON... |
|
|
P/S
|
POWER DRIVEN SUSPENDED STAGINGS FOR USE IN CONSTRUCTION, REPAIR, PAINTING, WINDOW WASHING, CLEANI... |
|
1981
|
P/S
|
Metal accessories for power driven suspended staging and scaffolding, namely face rollers, boxes ... |
|
1980
|
P/S
|
Metal Accessories for Power Driven Suspended Staging and Scaffolding-Namely, Face Rollers, Boxes ... |
|
1962
|
P/S
|
Power driven suspended staging and scaffolding, and component parts thereof.
Metal accessories fo... |
