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1. WO2022010729 - RETENTION SYSTEM FOR MOTOR GRADER BITS

Publication Number WO/2022/010729
Publication Date 13.01.2022
International Application No. PCT/US2021/040062
International Filing Date 01.07.2021
IPC
E02F 3/815 2006.1
EFIXED CONSTRUCTIONS
02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL-SHIFTING
FDREDGING; SOIL-SHIFTING
3Dredgers; Soil-shifting machines
04mechanically-driven
76Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling devices
80Component parts
815Blades; Levelling tools
E02F 9/28 2006.1
EFIXED CONSTRUCTIONS
02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL-SHIFTING
FDREDGING; SOIL-SHIFTING
9Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/-E02F7/160
28Small metalwork for digging elements, e.g. teeth
Applicants
  • CATERPILLAR INC. [US]/[US]
Inventors
  • BJERKE, Nathan R.
  • CONGDON, Thomas Marshall
Agents
  • FISHER, Bart A.
  • BECKMAN, William A.
  • CARTER, Janda M.
  • EARLE, Kevin C.
  • ROBERSON, Keith P.
Priority Data
16/921,20506.07.2020US
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) RETENTION SYSTEM FOR MOTOR GRADER BITS
(FR) SYSTÈME DE RÉTENTION POUR FORETS DE NIVELEUSE
Abstract
(EN) A work tool or a wear member (200) includes a working portion or a wear portion (202), and a shank (204) extending from the working portion or the wear portion (202), defining a longitudinal axis (208) and a first lock receiving groove (207) that defines an axis of rotation (116) that is perpendicular to the longitudinal axis (207) of the shank (204).
(FR) Un outil de travail ou un élément d'usure (200) comprend une partie de travail ou une partie d'usure (202), et une tige (204) s'étendant à partir de la partie de travail ou de la partie d'usure (202), définissant un axe longitudinal (208) et une première rainure de réception de verrou (207) qui définit un axe de rotation (116) qui est perpendiculaire à l'axe longitudinal (207) de la tige (204).
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