Metering unit for granular material
AssigneeAmazonen-Werke H. Dreyer SE & Co. KG
InventorJan Philipp Radeke
Life of this patent
Estimating the term…
Abstract
A metering device for granular material, such as seed or fertilizer, is arranged to deliver the granular material in adjustable quantities, where the metering device includes a metering housing, a drivable metering wheel arranged in the metering housing, and a movable shut-off valve, where the metering housing includes a metering cover that can be moved to different positions and a lock that is associated with the metering cover. The position of the shut-off valve can prevent the lock from being actuated so that the metering cover cannot be opened.
Claims8
Metering device for granular material for delivering said granular material in adjustable quantities, where said metering device comprises:
- a metering housing, a drivable metering wheel arranged in said metering housing, and a movable shut-off valve,
- wherein said metering housing comprises a metering cover configured to be moved to different positions,
- wherein said metering cover comprises a first position that protects said metering wheel and a second position that releases said metering wheel and comprises a nose on a side facing said shut-off valve,
- wherein said metering cover is associated with a lock for securing said metering cover in said first position,
- wherein said lock comprises a locking element configured to be pushed away and configured to establish a releasable, positive-fit connection with said nose of said metering cover in said first position,
- wherein said shut-off valve is arranged in a push-away direction of said locking element behind said lock and comprises a receptacle for said locking element, and
- wherein said shut-off valve is configured by way of said receptacle to enable or to block said locking element being pushed away.
Method for opening a metering device, the metering device including a metering housing and a movable shut-off valve, comprising the steps of:
- closing a shut-off valve,
- applying a push-away force onto a locking element,
- pressing in said locking element to release a positive-fit connection between said locking element and a nose of a metering cover, and
- moving said metering cover.
Dependencies are inferred from the claim text.