Coupling hook
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jun 2, 2005
app pub date -
Oct 7, 2004
filing date -
Oct 8, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A coupling hook (5) for a lower steering arm of a tractor (1) has a hook body (7) with a bearing recess (8) to receive a bearing ball (6) of a to be coupled implement. The hook body has a recess (9), a through hole (10) between the recess (9) and the bearing recess (8), an exiting aperture (11) connecting to the recess (9) and open to the exterior, and a first support element (12) and a second support element (13). The second support element (13) extends through the exiting aperture (11) and separates the exiting aperture into a first opening portion (14) and a second opening portion (15). A locking pawl (17) is movable between a locking position, where it projects into the bearing recess (8), and a detaching position, where it is retracted into the through hole (10). An adjustment element (30) engages the locking pawl (17) and acts on it to take up the locking position. An opening lever (26) is pivotably connected to the locking pawl (17) and is movably supported on the second support element (13). The opening lever (26) has a locking lug (28) to secure the opening lever in a holding position where the locking lug (28) is retainingly engaged in the second opening portion (15).
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