Gang tension spring washer for an agricultural machine
Granted 6 Mar 2018 · 2 office actions
Assignee: Deere & Company
Law firm: Law firm · Log in to unlock
Attorney: Attorney · Log in to unlock
Inventors: Hugo Alonso Valdes, Mark D. Beeck, Jacob W. Cross, Richard J. Connell · Examiner: Mark Goodwin · AU 2916 · TC 2900
Life of the patent
2 dated eventsDescription
1 parts›FIG. 1 is a top perspective view of…
FIG. 1 is a top perspective view of an embodiment of a gang tension spring washer in accordance with the present design.
FIG. 2 is a top view of the gang tension spring washer of FIG. 1 .
FIG. 3 is a sectioned view of the gang tension spring washer of FIG. 1 taken along lines 3 - 3 of FIG. 1 .
FIG. 4 is a top perspective view of another embodiment of a gang tension spring washer in accordance with the present design.
FIG. 5 is a sectioned view of the gang tension spring washer of FIG. 4 taken along lines 5 - 5 of FIG. 4 .
FIG. 6 is a top perspective view of another embodiment of a gang tension spring washer in accordance with the present design.
FIG. 7 is a top perspective view of a gang of discs and an embodiment of the gang tension spring washer in the gang.
FIG. 8 sectioned view of the gang taken along lines 8 - 8 of FIG. 7 , gang of discs and embodiment of the gang tension spring washer in the gang.
FIG. 9 is a top perspective view of another embodiment of gang of discs and an embodiment of the gang tension spring washer in the gang; and,
FIG. 10 sectioned view of the gang taken along lines 10 - 10 of FIG. 9 , gang of discs and embodiment of the gang tension spring washer in the gang.
The ornamental design which is claimed is shown in solid lines in the drawings. The portions of the design shown in broken lines are included for the purpose of illustrating the adjacent environment. Any portions of the design shown in broken lines having unequal segments illustrate the boundary of the claimed design and form no part of the claimed design.
Claims
1 · 1 independent · depth 1Classifications
2 codesClaim changes
SoonSee which claims were amended, added or cancelled during examination, with every added and removed word marked.
The published claims of this patent are not paired with the granted ones in what we hold.
File wrapper
See the full prosecution history — every USPTO and applicant action on this file, in order.
Log in to unlockChain of title
See the full assignment history — every owner this patent has passed through, with recordation dates and reel/frame numbers.
Log in to unlockTerm & fees
See the term timeline — pendency span, in-force span, the maintenance fees paid and both computed expiry dates.
Log in to unlockValidity challenges
See the validity challenges on record — reexaminations, IPRs and PGRs, with their institution decisions and outcomes.
Log in to unlockCitations
See every patent this one cites and every patent that cites it back — publication, assignee, and how each one was found.
Log in to unlock