Hammer with divided hammer tip
AssigneeDoppstadt Familienholding GmbH
InventorsJohann Doppstadt, Horst Berger
Life of this patent
Estimating the term…
Abstract
The invention relates to a hammer, in particular for comminuting devices, including a rotor and/or at least one shaft to and/or on which the hammer can be fixed. Said hammer consists of a lower body provided with a through hole which is provided to connect the hammer to the rotor and/or the shaft, and at least one cutting body which can be detachably/rigidly connected to the lower body. The cutting body of the invention includes at least two parts.
Claims18
A hammer for use in a comminution device that has a rotor and a shaft to or on which the hammer can be fastened, the hammer comprising
- a lower body provided with a through hole, wherein the through hole is provided for connecting the hammer with the rotor and the shaft, and
- at least one cutting body, wherein the at least one cutting body is connected detachably with the lower body, wherein the at least one cutting body is formed of a blade, a support body and a pressing piece;
- wherein the blade is positioned between the support body and the pressing piece;
- wherein the lower body supports the at least one cutting body by extending between the shaft and a tip of the blade adapted to rotate around the shaft;
- and
- wherein a connection shoulder is provided at the support body, and the connection shoulder fittingly engages with a recess provided in the lower body, wherein the recess is sectionally J-shaped causing a self-locking connection when seen from a direction parallel to a rotation axis of the shaft, and the connection shoulder and the recess have corresponding shapes, and the recess is provided in a part of the lower body that engages with and receives the support body.
A hammer for use in a comminution device that has a rotor and a shaft to or on which the hammer can be fastened, the hammer comprising
- a lower body provided with a through hole, wherein the through hole is provided for connecting the hammer with the rotor and the shaft, and
- at least one cutting body, wherein the at least one cutting body is connected detachably with the lower body, wherein the at least one cutting body is formed of a blade, a support body, and a pressing piece;
- wherein the blade is positioned between the support body and the pressing piece;
- wherein the lower body supports the at least one cutting body by extending between the shaft and a tip of the blade adapted to rotate around the shaft, and a recess is provided in an interior of the lower body, in which at least one connection shoulder is provided at the support body fittingly engages with the recess, and the connection shoulder fittingly engages with a nose provided at the lower body;
- and
- wherein the recess is sectionally J-shaped causing a self-locking connection when seen from a direction parallel to a rotation axis of the shaft.
Dependencies are inferred from the claim text.