Apparatus and system for surface processing of plastically deformable masses

Abstract

An apparatus for surface processing of plastically deformable masses, fresh concrete, mortar or screed is disclosed. The apparatus includes an L-shaped housing having a first housing axis and a second housing axis. The first housing axis and the second housing axis intersect one another at an angle. The L-shaped housing includes a handle, which is arranged along the first housing axis, and a receptacle for an energy store formed at a free end of the handle. The L-shaped housing further includes a head portion is arranged along the second housing axis and a base plate arranged at a free end of the head portion. The apparatus includes a vibration unit accommodated at least in sections within the head portion and on which the base plate is arranged.

1 . An apparatus for surface processing of plastically deformable masses, fresh concrete, mortar or screed, comprising:
 an L-shaped housing comprising a first housing axis and a second housing axis, wherein the first housing axis and the second housing axis intersect each other at an angle (α), wherein:
 the L-shaped housing comprises a handle arranged along the first housing axis, a receptacle configured as an energy storage device and arranged and formed at a free end of the handle, and 
 the L-shaped housing comprises a head portion arranged along the second housing axis, and a base plate arranged at a free end of the head portion, and 
   a vibration unit arranged at least partially within the head portion, the vibration unit configured such that the base plate may be arranged thereon.   
     
     
         2 . The apparatus according to  claim 1 , wherein the apparatus comprises a control unit configured to monitor a state of charge of the energy storage device. 
     
     
         3 . The apparatus according to  claim 1 , wherein the control unit is arranged within the handle. 
     
     
         4 . The apparatus according to  claim 1 , wherein:
 a center of gravity of the apparatus is located in a center of gravity plane defined by the first housing axis and by the second housing axis, and   the center of gravity is arranged between the second housing axis and the free end of the handle.   
     
     
         5 . The apparatus according to  claim 1 , wherein the apparatus comprises a damping element configured to damp vibration caused by the vibration unit between the L-shaped housing and the base plate. 
     
     
         6 . The apparatus according to  claim 5 , wherein the damping element is arranged in a first plane orthogonal to the second housing axis between the L-shaped housing and the base plate. 
     
     
         7 . The apparatus according to  claim 5 , wherein the maximum radial extension of the damping element with respect to the second housing axis is greater than the maximum radial extension of the base plate. 
     
     
         8 . The apparatus according to  claim 6 , wherein the L-shaped housing comprises a sealing element arranged in a second plane parallel to and spaced from the first plane, the first plane arranged between the second plane and the base plate. 
     
     
         9 . The apparatus according to  claim 8 , wherein a maximum radial extension of the sealing element with respect to the second housing axis is greater than the maximum radial extension of the base plate. 
     
     
         10 . The apparatus according to  claim 1 , wherein the L-shaped housing comprises one piece from a cast aluminum. 
     
     
         11 . The apparatus according to  claim 1 , wherein the base plate is configured to be supported in a decoupled manner from the head portion. 
     
     
         12 . A system for surface processing of plastically deformable masses, fresh concrete, mortar or screed, comprising:
 an L-shaped housing comprising a first housing axis and a second housing axis, wherein the first housing axis and the second housing axis intersect each other at an angle (α), wherein:
 the L-shaped housing comprises a handle arranged along the first housing axis, a receptacle configured as an energy storage device and arranged and formed at a free end of the handle, and 
 the L-shaped housing comprises a head portion arranged along the second housing axis, and a base plate arranged at a free end of the head portion, and 
   a vibration unit arranged at least partially within the head portion, the vibration unit configured such that the base plate may be arranged thereon; and   a processing plate comprising a bottom side arranged and configured to face the plastically deformable mass fresh concrete, mortar or screed, and a top side arranged opposite to the bottom side and comprising a fastening device configured to fasten the apparatus to the processing plate.   
     
     
         13 . The system according to  claim 12 , wherein the fastening device comprises a receptacle for the base plate. 
     
     
         14 . The system according to  claim 13 , wherein the apparatus is configured to be inserted into the receptacle in a first position and in a second position, the first position differing from the second position by a rotation of the apparatus about the second housing axis relative to the processing plate. 
     
     
         15 . The system according to  claim 13 , wherein
 the receptacle comprises a rotationally symmetrical basic shape in a top view, and   the base plate comprises a corresponding basic shape configured so as to facilitate arrangement of the apparatus in the receptacle in different positions.   
     
     
         16 . The system according to  claim 13 , wherein a depth of the receptacle is greater than the distance from a bottom edge of the base plate to the second plane supporting the sealing element. 
     
     
         17 . The system according to  claim 13 , wherein the fastening device comprises a locking unit configured to fix the apparatus in the receptacle. 
     
     
         18 . The system according to  claim 13 , wherein the fastening device comprises a further receptacle configured as a base plate of another apparatus. 
     
     
         19 . The system according  claim 12 , wherein the bottom side configured to be faced towards a plastically deformable mass, fresh concrete, mortar or screed to be processed of the processing plate comprises at least one shaping profile. 
     
     
         20 . A method of surface processing plastically deformable masses, fresh concrete, mortar or screed comprising the steps of:
 providing an L-shaped housing comprising a first housing axis and a second housing axis, wherein the first housing axis and the second housing axis intersect each other at an angle (α), wherein:
 the L-shaped housing comprises a handle arranged along the first housing axis, a receptacle configured as an energy storage device and arranged and formed at a free end of the handle, and 
 the L-shaped housing comprises a head portion arranged along the second housing axis, and a base plate arranged at a free end of the head portion, and 
   arranging a vibration at least partially within the head portion, the vibration unit configured such that the base plate may be arranged thereon;   arranging a processing plate comprising a bottom side arranged and configuring to face the plastically deformable mass fresh concrete, mortar or screed, and a top side arranged opposite to the bottom side and comprising a fastening device configured to fasten the apparatus to the processing plate;   applying the bottom edge of the processing plate to a surface to be processed,   assuming a tilted position of the housing, wherein the top edge of the processing plate is spaced from the surface to be processed,   activating the vibration unit, and   moving the system over the surface to be processed, wherein an end of the housing lying rearward in a direction of movement represents the bottom edge.