The present invention relates to a device for manually lifting a load with a lever for being used for a cart, a suitcase and the like.
Experience has shown that a user currently encounters difficulties when ascending and descending staircases and various obstacles with a cart or a suitcase.
The device of the invention, which solves these disadvantages, is remarkable in that the manual effort made by the user will be significantly reduced when ascending and descending staircases and various obstacles.
The present invention will be described in detail in the following with reference made to the attached drawings given only by way of example in which:
The second part can slide relative to the first part by the action of a telescopic lever arm 10. The action of ascending a staircase step with the device according to the invention is made in two phases in the following manner:
The telescopic lever arm 10 is fixed to the handles 3 by an articulation 9. A second articulation 8 connects the telescopic lever arm 10 to a transmission 6 which is connected for its part by a third articulation 7 to the load support 4 of the second part.
Referring again to
It can be seen in
The rotary handle 11, a user aid for manipulating the telescopic lever arm 10 according to arrow F, can be seen on all the figures.
Number | Date | Country | Kind |
---|---|---|---|
15 00592 | Mar 2015 | FR | national |
Filing Document | Filing Date | Country | Kind |
---|---|---|---|
PCT/FR2016/000055 | 3/22/2016 | WO | 00 |
Publishing Document | Publishing Date | Country | Kind |
---|---|---|---|
WO2016/151206 | 9/29/2016 | WO | A |
Number | Name | Date | Kind |
---|---|---|---|
878546 | Lyon | Feb 1908 | A |
1654188 | Phillips | Dec 1927 | A |
2243915 | Mueller | Jun 1941 | A |
2427482 | Weissman | Sep 1947 | A |
2680026 | Cushman | Jun 1954 | A |
3052323 | Hopfeld | Sep 1962 | A |
3907138 | Rhodes | Sep 1975 | A |
4059285 | McCoy | Nov 1977 | A |
4570953 | McPeak | Feb 1986 | A |
4722538 | Freyman | Feb 1988 | A |
5096265 | Chang | Mar 1992 | A |
5294158 | Cheng | Mar 1994 | A |
5328182 | Kuo | Jul 1994 | A |
5829763 | Jeavons | Nov 1998 | A |
6454065 | Chen | Sep 2002 | B1 |
7100976 | Desalve | Sep 2006 | B1 |
7226073 | Zahiri | Jun 2007 | B1 |
7500682 | Del Marmol | Mar 2009 | B1 |
7837206 | Lee | Nov 2010 | B1 |
8439371 | Vazquez | May 2013 | B1 |
9095193 | Al-Hashemi | Aug 2015 | B1 |
20010032765 | Tiramani | Oct 2001 | A1 |
20010033070 | Reimers | Oct 2001 | A1 |
20020125088 | Nykoluk | Sep 2002 | A1 |
20040026882 | Brown | Feb 2004 | A1 |
20040188960 | Bierma | Sep 2004 | A1 |
20050110231 | Brown | May 2005 | A1 |
20070095581 | Chambliss | May 2007 | A1 |
20080073863 | Ehman | Mar 2008 | A1 |
20080135366 | Katz | Jun 2008 | A1 |
20080164667 | Fegler | Jul 2008 | A1 |
20080230339 | Pereira | Sep 2008 | A1 |
20080265529 | Kamara | Oct 2008 | A1 |
20090250889 | Palmore | Oct 2009 | A1 |
20090255772 | Sherrell | Oct 2009 | A1 |
20100000805 | Pan | Jan 2010 | A1 |
20100072012 | Malinowski | Mar 2010 | A1 |
20110175302 | Sherman | Jul 2011 | A1 |
20120175172 | Bouhraoua | Jul 2012 | A1 |
20120261223 | Pattni | Oct 2012 | A1 |
20140077477 | Hronyetz | Mar 2014 | A1 |
20160200339 | Dhand | Jul 2016 | A1 |
Number | Date | Country |
---|---|---|
10 2007 014159 | Jul 2008 | DE |
Number | Date | Country | |
---|---|---|---|
20180079440 A1 | Mar 2018 | US |