Protective cover

Details Protective cover Protective cover

2011-03-15

2011-03-15

Ridley, Richard W (Department: 3656)

Machine element or mechanism

Elements

Guards

C160S223000

Reexamination Certificate

active

07905160

ABSTRACT:
The invention relates to a protective cover comprising at least two protective-cover elements arranged one after the other in the direction of movement of the protective cover, each comprising at least one frame element (22, 22′) which is provided with at least two frame sections (23, 24) which are offset with respect to one another, wherein at least one lamella element (1, 20) is arranged on each frame section in such a manner that the lamella elements slidingly overlap frame elements (22′) arranged directly one after the other in a telescopic manner to form a substantially closed cover and wherein each frame section of each frame element is provided with a separate lamella element, whereas respectively one first lamella element (1) on a first frame section (23) comprises a tab (5) which overlaps the offset region to the second frame section (24) of the same frame element (22), wherein the tab grips behind a second lamella element (20) on the second frame section in such a manner that the tab of the first lamella element can be moved relative to the second lamella element during the movement of the protective cover.

REFERENCES:
patent: 5009843 (1991-04-01), Sugimoto et al.
patent: 6167737 (2001-01-01), Lyons et al.
patent: 6668901 (2003-12-01), Tabellini
patent: 201 07 092 U 1 (2001-09-01), None
patent: 202 07 343 U 1 (2002-10-01), None
patent: 202 20 812 U 1 (2004-05-01), None
patent: 103 08 024 (2004-09-01), None
patent: 10 2005 031 539 (2007-01-01), None
Guillaume Amontons—Wikipedia, the free encyclopedia, printed May 5, 2010, 5 pages.
Introduction to Tribology—Friction, printed May 5, 2010, 6 pages.
German Search Report for counterpart German Patent Application DE202005014596.3, dated Apr. 10, 2007, 2 pages.
European Search Report for counterpart European Patent Application EP06019139, dated Dec. 8, 2006, 6 pages.

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