Lifting system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Aug 17, 2006
app pub date -
Dec 22, 2005
filing date -
Dec 23, 2004
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The present invention relates to a lifting system. The lifting system comprises at least two lifting devices, which each have at least an ascent mode and a descent mode under the influence of a control. The two lifting devices comprise a frame, a cylinder coupled to the frame as drive for at least the ascent or descent of the frame; pump means which are connected to the cylinder via a connection, correction means which can be energized selectively and which are connected to the connection, and a descent valve which can be energized selectively and which is connected to at least the cylinder, wherein the correction means can be energized by the control at least separately of the descent valve in at least the descent mode.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully