Abstract: The invention refers to a remote control (50) for controlling an operation status of a suction device (2). The remote control (50) comprises a radio transmitter (88) for transmitting a first radio signal (30) to the suction device (2) for turning on or off the suction device (2). It is suggested that the remote control (50) further comprises a radio receiver (90) for receiving a second radio signal (54) from a communication device (32) located at a second end (16) of a suction hose (12), which is connected to a suction opening (10) of the suction device (2) with its first end (14) and to an air outlet (18) of a hand-held electric or pneumatic power tool (20) with its opposite second end (16). The communication device (32) detects a current operation status of the hand-held electric or pneumatic power tool (20) and emits the second radio signal (54) indicative of the current operation status of the hand-held electric or pneumatic power tool (20).

Abstract: The invention refers to a hand-held and hand-guided motor driven polishing or sanding tool (2). The tool (2) has a tool housing (4) and a motor (6; 62) located therein. The tool (2) further has a polishing or sanding working element (8) attached to a tool shaft (10) of the tool (2). The motor (6; 62) is adapted to drive the tool shaft (10) in a first direction of rotation (12). It is suggested that the tool (2) is equipped with a switch (44) for changing the sense of rotation of the tool shaft (10) between the first direction of rotation (12) and a second direction of rotation (42) opposite to the first direction of rotation (12).

Abstract: The invention refers to a pneumatically driven apparatus, in particular a hand guided and/or hand held pneumatic power tool (1), comprising a pneumatic rotary vane motor (100), a working element (9) and a gear arrangement functionally located between the motor (100) and the working element (9) for transmitting a rotational movement and torque. The motor (100) comprises a housing defining a cylindrical chamber (114) extending along a cylinder axis, and a cylindrical rotor (104) located in the chamber (114) and extending along and rotatable about an axis (60) running parallel to the cylinder axis, the rotor (104) comprising a plurality of radially movable vanes (108) forced radially outwards during rotation of the rotor (104).

Abstract: The invention refers to a hand-held power tool (10), comprising a tool housing (12) having two housing shells (60, 62), a working element (30) protruding from the tool housing (12) and designed to perform a working movement (34) during an intended use of the power tool (10), and a motor (28) located inside the tool housing (12) and designed to drive the working element (30) to perform the working movement (34) during the intended use of the power tool (10). The power tool (10) has an elongated light emitting device (56) designed to emit light along its longitudinal extension (58) in a direction (86; 96) perpendicular to the longitudinal extension (58). The power tool (10) comprises an elongated holding arrangement (200) made of a transparent material, having an internal space (202) for receiving and surrounding the elongated light emitting device (56).

Abstract: The invention refers to a hand-held and hand-guided random orbital polishing or sanding power tool (1). The tool (1) comprises a static body (31), a motor (15), an eccentric element (17) driven by the motor (15) and performing a rotational movement about a first rotational axis (10), and a plate-like backing pad (9) connected to the eccentric element (17) in a manner freely rotatable about a second rotational axis (16). The first and second rotational axes (10, 16) extend essentially parallel to one another and are spaced apart from one another.

Abstract: The invention refers to a hand-held power tool (10), comprising a tool housing (12), a working element (30) protruding from the tool housing (12) and designed to perform a working movement (34) during an intended use of the power tool (10), and a motor (28) located inside the tool housing (12) and designed to drive the working element (30) to perform the working movement (34) during the intended use of the power tool (10).

Abstract: A filter arrangement for filtering dust-laden air generated by a hand-guided power tool having a motor features a filter cartridge having a hollow casing with a longitudinal extension along a longitudinal axis, a hollow filter element located inside the hollow casing, having a longitudinal extension along the longitudinal axis, an air inlet port in the hollow casing, pneumatically connected to the power tool to allow the dust-laden air generated by the power tool to flow into the hollow casing, and an air outlet port in the hollow casing, to allow filtered air to leave the filter cartridge. An external chamber of the filter cartridge is formed between the hollow casing and the hollow filter element. An internal chamber is formed inside the hollow filter element. The internal chamber is closed by a conical head portion at a first end of the internal chamber facing towards the air inlet port.

Abstract: The invention refers to a filter arrangement for filtering dust-laden air (7) generated by a hand-guided power tool (1), in particular a sander or a grinder, during operation of the power tool (1). The filter arrangement comprises a filter cartridge (13) having a hollow casing (14), a filter element (22) located inside the casing (14), an air inlet port (15) located downstream in respect to an airflow (8) through the filter cartridge (13) and in respect to the filter element (22) and adapted to be pneumatically connected to the power tool (1) in order to allow the dust-laden air (7) generated by the power tool (1) to flow into the casing (14), and an air outlet port (20) located upstream in respect to the airflow (8) through the filter cartridge (13) and in respect to the filter element (22), the air outlet port (20) adapted to allow filtered air (9) leave the filter cartridge (13).

Abstract: The invention refers to a battery pack (30) comprising a battery pack housing (32) and a battery cell (34) accommodated inside the battery housing (32) and a plurality of battery pack contacts (36) accessible from outside the battery housing (32) and electrically connected to the battery cell (34). The battery pack (30) is adapted to be electrically connected with its battery pack contacts (36) to respective electric appliance contacts (38) of an electronic appliance (2; 100) and to provide electric energy to the electronic appliance (2; 100) after connection thereto. It is suggested that the battery pack (30) comprises a card slot (40) in the battery pack housing (32) with a plurality of electric slot contacts (42) in electric contact with the battery pack contacts (36), and that the battery pack (30) comprises an electronics card (44) for releasable insertion into the card slot (40), the electronics card (44) comprising a wireless communication device (46).

Abstract: The invention refers to a backing pad (100) for use with a hand-held or hand-guided orbital sander (10) or polisher. The backing pad (100) has a planar extension and an essentially triangular form comprising a triangular region (102), with a top surface for releasable attachment of the backing pad (100) to the sander (10) or polisher and with a bottom surface for releasable attachment of a sheet-like sanding or polishing member (132) to the backing pad (100). In order to provide for a possibility to sand or polish surfaces within narrow, cramped, tight, twisty and crooked spaces with a sander (10) or polisher having an essentially triangular backing pad (100), it is suggested that the backing pad (100) comprises at least at one of the three corners (104) of the triangular region (102) a protrusion (108) extending in the plane of the planar extension of the backing pad (100) and projecting laterally beyond the triangular region (102).

Abstract: The invention refers to a suction hose (12) adapted for use with a suction device (2), in particular vacuum cleaner or dust extraction system, comprising a radio receiver (28) for receiving radio signals (30). The suction hose (12) comprises a first end (14) adapted to be connected to a suction opening (10) of the suction device (2) and an opposite second end (16) adapted to be connected to an air outlet (18) of a hand-held electric or pneumatic power tool (20), and a communication device (32) located at or near the second end (16) of the suction hose (12). The communication device (32) is designed to realise only unidirectional communication from the communication device (32) to the suction device (2).

Abstract: The invention refers to a suction device (2), in particular a vacuum cleaner or a dust extraction system, comprising a collection container (4) with a suction opening (10), a vacuum generating device (8), a suction hose (12) with its first end (14) connected to the suction opening (10) and its second end (16) connectable to an air outlet (18) of a hand-held electric or pneumatic power tool (20), a radio receiver (28) for receiving radio signals (30), and a communication device (32) located at or near the second end (16) of the suction hose (12) and comprising a sensor element (34) for detecting an operation status of the power tool (20), and a radio transmitter (38) for transmitting a radio signal (30) indicative of the operation status of the power tool (20).