Invention Grant
- Patent Title: Lifting systems
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Application No.: US15138190Application Date: 2016-04-25
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Publication No.: US09751732B2Publication Date: 2017-09-05
- Inventor: Marvin M. May
- Applicant: Marvin M. May
- Applicant Address: US CA Los Angeles
- Assignee: Exterior Elevator, LLC
- Current Assignee: Exterior Elevator, LLC
- Current Assignee Address: US CA Los Angeles
- Agent Christopher Pilling
- Main IPC: E06C5/00
- IPC: E06C5/00 ; E06C7/12 ; B66C23/62 ; B66C23/18 ; B66C23/20 ; B66C23/36 ; B66C13/08 ; B66C21/04 ; B66B9/187 ; B66B9/193 ; A62B1/02 ; A62B1/06

Abstract:
Various lifting systems are described that use one or more of the following features. A method for setting an adjustable height upper pulley on a tall structure; load transfer from a suspended load to a tall structure; fan-based stabilizer; stabilizer or horizontal load position control mechanism using a closed loop of cable and taction winch for a crane application; crane-based lifting system that uses a closed loop of lifting cable looped around a traction winch; and a stabilizer or horizontal load position control mechanism that does not need a closed loop of cable. Other embodiments are also described and claims. Other embodiments are also described and claimed.
Public/Granted literature
- US20160236915A1 LIFTING SYSTEMS Public/Granted day:2016-08-18
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