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Class Information
Number: 172/824
Name: Earth working > Mounting for pushed tool at end of motor vehicle > Transversely mounted blade (e.g., bulldozer, etc.) > Having adjustable tilt of angularly fixed blade
Description: Apparatus including means to maintain the working edge of the blade in any one of a plurality of selected angular orientations with respect to ground within a generally vertical plane.

Sub-classes under this class:

Class Number Class Name Patents
172/825 About a pivot axis fixed to mounting 18
172/826 Including adjustable length device between mounting means and upper corner portion of blade 33

Patents under this class:

Patent Number Title Of Patent Date Issued
8678103 Dozer apparatus Mar. 25, 2014
7445053 Ripping device for an earthmoving machine Nov. 4, 2008
7131502 Implement mounting system Nov. 7, 2006
7121355 Bulldozer autograding system Oct. 17, 2006
7083002 Blade mounting structure of bulldozer Aug. 1, 2006
7021398 Box scraper assembly Apr. 4, 2006
7013983 Blade mounting structure of bulldozer Mar. 21, 2006
6892825 Bulldozer rear blade mounting apparatus May. 17, 2005
6827155 Implement mounting system Dec. 7, 2004
6719066 Construction vehicle with a working appliance Apr. 13, 2004
6354025 Adjustable mounting arrangement for moldboard Mar. 12, 2002
5924496 Variable blade pitch adjustment mechanism Jul. 20, 1999
5853051 Adjustable top link assembly Dec. 29, 1998
5488788 Groundworking attachments for an outrigger stabilizer pad Feb. 6, 1996
5181574 Scraper blade mount for bulldozer Jan. 26, 1993
4893683 Dozer blade mounting assembly Jan. 16, 1990
4828044 Dozer blade mounting assembly May. 9, 1989
4541493 Bulldozer tilt mechanism Sep. 17, 1985
4244429 Mounting mechanism for angle dozer blade Jan. 13, 1981
4125271 Tool suspension Nov. 14, 1978
4019588 Tilting means for bulldozer blades Apr. 26, 1977
3933207 Pivot ball assembly Jan. 20, 1976

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