Drilling device with a controller for the feeding unit
AssigneeHusqvarna AB
InventorsAndreas Jonsson, Robert Johansson
Life of this patent
Estimating the term…
Abstract
The present invention relates to methods and systems for automatically feeding a feeding housing (206) of a drilling device (200). The drilling device (200) includes a drill stand (202), a drilling machine (204) and a feeding housing (206). Further, the drilling machine (204), which is suspended by the feeding housing (206), includes a drill with a drilling motor for performing a drilling operation through a drilling object. The feeding unit (208) includes an electric feeding motor for feeding the feeding housing (206) along the stand (202). Further, the feeding unit (208) also includes a controller for manually influencing the feeding motor's direction of rotation, speed and feeding force.
Claims15
-57. (canceled)
A drilling device comprising:
- a drilling machine with a drilling motor for rotation of a drill adapted to perform a drilling operation in a drilling object;
- a drill stand;
- a feeding housing that suspends the drilling machine, wherein the feeding housing is movable along the drill stand;
- a feeding unit comprising an electric feeding motor for feeding of the feeding housing along the drill stand;
- and
- a controller is connected to the feeding unit for manual influence of the feeding motor's direction of rotation, speed and feeding force, and the feeding unit further comprises a gear connected to the electric feeding motor via a planetary gear, and the gear is an angle gear, and the gear may be turned by hand, i.e. the gear is not irreversible.
Dependencies are inferred from the claim text.