Retractable access system ladder and work machine using same

Details Retractable access system ladder and work machine using same Retractable access system ladder and work machine using same

2011-01-18

2011-01-18

Mitchell, Katherine W (Department: 3634)

Fire escape, ladder, or scaffold

Ladder with land vehicle

C182S086000, C182S097000, C182S129000

Reexamination Certificate

active

07870932

ABSTRACT:
A work machine and work machine access ladder assembly are provided. The work machine includes a work machine body having an operator platform. A hinge mechanism is coupled to the work machine body and defines a hinge axis oriented diagonally with respect to a vertical line. The ladder may be rotated about the hinge axis between a use and a stowed position.

REFERENCES:
patent: 671767 (1901-04-01), Kaiser
patent: 686944 (1901-11-01), MacLean
patent: 2080527 (1937-05-01), Bixel
patent: 2237853 (1941-04-01), Troche
patent: 2967584 (1961-01-01), Westerlund
patent: 3047093 (1962-07-01), Cruz
patent: 3190392 (1965-06-01), Ashton et al.
patent: 3403749 (1968-10-01), Warren
patent: 3508627 (1970-04-01), McCallum et al.
patent: 3545567 (1970-12-01), Dohrman
patent: 3656578 (1972-04-01), Hemken
patent: 3941337 (1976-03-01), Molter et al.
patent: 4014486 (1977-03-01), Nelson et al.
patent: 4039163 (1977-08-01), Shorey
patent: 4187579 (1980-02-01), Gensicke
patent: 4406928 (1983-09-01), MacKenzie
patent: 4413801 (1983-11-01), Lancaster et al.
patent: 4441376 (1984-04-01), Tobey
patent: 4453684 (1984-06-01), Hanks
patent: 4669574 (1987-06-01), Moutot
patent: 4813514 (1989-03-01), Lathers
patent: 4971168 (1990-11-01), Stanescu
patent: 5538100 (1996-07-01), Hedley
patent: 5850891 (1998-12-01), Olms et al.
patent: 5954721 (1999-09-01), Luboshitz et al.
patent: 5988316 (1999-11-01), Hedley
patent: 6029775 (2000-02-01), Hedley et al.
patent: 6378654 (2002-04-01), Ziaylek, Jr. et al.
patent: 6725502 (2004-04-01), Moll
patent: 6830257 (2004-12-01), Leitner
patent: 6981572 (2006-01-01), Hedley
patent: 7549831 (2009-06-01), Hendley et al.
patent: 2002/0189899 (2002-12-01), Hedley et al.
patent: 2003/0173153 (2003-09-01), Hedley
Power Step Australia Pty. Ltd; http://powerstep.com.au
avigation.html; 8 pages; Australia.
Access Innovation for Dozers; http://accessinnovations.com.au/fordozers.htm; 2 pages.
Self-Leveling Tread Gangway; http://www.safe-harbor.com/frame—test—bottom.htm; 2 pages.
Pivoting Gangway; http://www.safe-harbor.com/pivoting—gangway.htm; 2 pages.

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