Abstract: Described herein are a carboxymethylated lysine-based polymer including (A) 60 to 99 mol % of structural units from lysine monomer, and (B) 1 to 40 mol % of structural units from at least one dicarboxylic acid of formula (I) HOOC—R1—COOH or amide-forming derivative thereof, where R1 is a direct bond or an aliphatic linear hydrocarbylene and a process for preparing the same. Described herein are a detergent composition and a peroxy bleaching composition including the carboxymethylated lysine-based polymer.

Abstract: Method for controlling in an open and closed loop a power tool, in particular a handheld power tool, including a power tool housing, a control unit, a drive, a tool fitting, and an output device, with the method steps of detecting at least one acceleration value via the at least one acceleration sensor; sending at least one signal to the output device for the purpose of outputting at least one acoustic and/or visual warning signal if a detected acceleration value reaches a threshold value saved in the memory device, and/or sending at least one signal from the control unit for adjusting the drive from a first operating state into a second operating state.

Abstract: The present invention deals with a process for making a powder or granule comprising (A) in the range of from 40 to 85% by weight of at least one chelating agent selected from methyl glycine diacetic acid (MGDA) and glutamic acid diacetate (GLDA) and iminodisuccinic acid (IDS) and their respective alkali metal salts, (B) in the range of from 15 to 60% by weight of at least one homo- or copolymer of (meth)acrylic acid, partially or fully neutralized with alkali, percentages referring to the solids content of said powder or granule.

Abstract: A system (100) having a power tool and at least one rechargeable battery as an energy supply for the power tool having at least one energy storage element, including a locking apparatus having at least one locking element for releasably connecting the at least one rechargeable battery to the power tool. The locking apparatus includes at least one actuator for reversibly moving the at least one locking element from a first position into a second position, wherein, in the first position, the rechargeable battery may be moved relative to the power tool and, in the second position, the rechargeable battery is immovably connected to the power tool.

Abstract: An energy supply device is provided, in particular for a power tool, the energy supply device being detachably connectable to the power tool. The energy supply device includes at least one element for locking the energy supply device in the power tool, wherein the at least one locking element is mounted rotatably about at least one first axis of rotation, wherein the first axis of rotation runs through a pivot point of the at least one locking element. In this case, the pivot point of the locking element precedes a locking location in an insertion direction. The energy supply device has at least one element for actuation by a user, wherein the at least one actuating element is mounted rotatably about at least one second axis of rotation which runs through a pivot point of the actuating element. In this case, the pivot point of the at least one locking element can precede a locking location in an insertion direction. In a second aspect, the invention relates to a power tool having a energy supply device.

Abstract: An energy supply device for a power tool, wherein the energy supply device comprises at least one cell. The at least one cell has a nominal capacity of at least 1.5 ampere hours, as well as a surface area A and a volume V. The surface area A of the at least one cell is greater than eight times the cube root of the square of the volume V of the at least one cell. In addition, a ratio of resistance and surface area of the at least one cell is less than 0.2 millionm/cm2. A power tool having a energy supply device is also provided.

Abstract: An energy supply device, in particular for a power tool, wherein the energy supply device includes at least one current-disconnecting element having a rated current-carrying capacity I_N, the rated current-carrying capacity I_N of the at least one current-disconnecting element being greater than a value of the following expression: 1000·(DCR_I){circumflex over (d)}?0.6, where DCR_I is the internal resistance of the energy supply device and is measured in accordance with standard IEC61960. A peak current-carrying capacity I_P of the at least one current-disconnecting element for a loading duration of at least 100 milliseconds can be greater than 3000·(DCR_I){circumflex over (?)}?0.6.

Abstract: A battery connection apparatus on a rechargeable battery, in particular as power supply for a power tool, for releasably connecting the rechargeable battery to the power tool. The battery connection apparatus contains an outer frame and an inner frame, wherein the inner frame contains at least a first and second contact element and the outer frame contains a guide device for guiding an inner frame in at least one direction/plane, wherein the inner frame is positioned by at least one elastic element in a force-loaded manner at least in part in the guide device.

Abstract: A system including a power tool and an energy supply device, wherein the energy supply device is provided for supplying the power tool with electrical energy. The energy supply device can be releasably connected to the power tool via an interface, wherein the interface comprises at least a female contact partner and a male contact partner. The interface has a total electrical transition resistance per pole of less than 0.4 milliohm, preferably less than 0.3 milliohm and particularly preferably less than 0.2 milliohm. The interface has at least six, preferably at least eight, and particularly preferably at least twelve individual contact points per pole, and wherein the energy supply device has at least one energy storage cell, wherein the at least one energy storage cell has an internal resistance DCR_I of less than 10 milliohm. In addition, the interface may comprise more than six, preferably more than eight and most preferably more than twelve individual contact points.

Abstract: A system including a machine tool and an energy supply device, the energy supply device being designed to supply electric energy to the machine tool. The energy supply device can be releasably connected to the machine tool via an interface, wherein the interface includes at least one female contact partner and a male contact partner, and the contact partners can be releasably connected together via a plug connection. The interface has a total electric transmission resistance per pole of less than 0.4 milliohm, preferably less than 0.3 milliohm, particularly less than 0.2 milliohm. Furthermore, the interface can have more than six, preferably more than eight and at most preferably more than twelve individual contact points. A second aspect of the invention relates to an energy supply device for use in the system.

Abstract: A rechargeable battery, preferably as a removable energy supply for a power tool, including at least one energy storage cell and a connection apparatus for removably connecting the rechargeable battery to a power tool, the connection apparatus including at least a first, second and third connection element. The connection apparatus includes a holding and receiving apparatus for at least partially receiving the first, second and third connection element, each connection element being connected to the holding and receiving apparatus via at least one compensating element in such a way that a relative movement between the connection element and the holding and receiving apparatus in at least one direction can be compensated.

Abstract: A system including a power tool and an energy supply device, wherein the energy supply device is provided for supplying the power tool with electrical energy. The energy supply device can be releasably connected to the power tool via an interface, wherein the interface includes at least a female contact partner and a male contact partner. The female contact partner and the male contact partner are in contact with each other in at least a first contact region and in a second contact region. The first contact region may be defined by a first contact normal force, while the second contact region may be defined by a second contact normal force, wherein the first contact normal force and the second contact normal force have different orientations. In addition, the interface can include an elastic means for reducing the relative movement between the male contact partner and the female contact partner. An interface for transmitting electrical energy, and to an energy supply device is also provided.

Abstract: A power tool, which is connectable to an elongate tool extending forward in a spatial direction, wherein the power tool is designed to drive the tool to perform a rotating and/or striking movement. The power tool includes a dust collection box for extracting dust-laden air from a working region of the power tool, the dust being able to be filtered out from the dust-laden air by means of a filter. A virtual center plane can be placed through a main body of the power tool and/or of the dust collection box, the virtual center plane dividing the main body into two halves, wherein an inlet of the dust collection box for the dust-laden air is arranged predominantly on the one side, and the filter of the dust collection box predominantly on the other side, of the virtual center plane. A dust collection box for a power tool, wherein the inlet and the filter of the dust collection box are present on different sides, i.e. in different halves of the dust collection box.

Abstract: Rechargeable battery as an energy supply for a power tool with at least a first and a second energy storage element. At least a first retaining device for receiving and retaining the at least first energy storage element and at least a second retaining device for receiving and retaining the at least second energy storage element is included, wherein at least a subregion of an outer surface of the at least first and/or second retaining device is configured such that at least one gap for a cooling fluid is provided between adjacent retaining devices. Power tool with at least one rechargeable battery.

Abstract: A system including a power tool and a first and a second energy supply device, wherein the energy supply devices can be detachably connected to the power tool via an interface. The first energy supply device has a number a of at least two contact partners for transmitting electrical energy to the power tool, whilst the second energy supply device has a number b of at least two contact partners for transmitting electrical energy to the power tool, wherein the number a of contact partners of the first energy supply device differs from the number b of contact partners of the second energy supply device. A system in which the contact partners of the energy supply devices have different coatings.

Abstract: The present invention is directed towards a process for making a powder or granule containing (A) at least one alkali metal salt of citric acid, and at least one additive selected from (B) at least one (co)polymer containing carboxylic acid groups, partially neutralized with alkali, in a weight ratio of (A):(B) of from 5:1 up to 100:1, wherein said powder or granule contains at least 75% by weight of citrate (A), said process comprising the steps of (a) mixing the at least one alkali metal salt of citric acid (A) and the at least one (co)polymer (B) in the presence of water, (b) removing most of said water by spray-drying or spray granulation using a gas with an inlet temperature of at least 125° C.

Abstract: An electric power tool (10), in particular a handheld power tool, including a motor (40) and a tool fitting (14) for holding a tool, for example a drilling tool, a cutting tool, and/or a grinding tool, wherein the motor (40) is configured to drive the tool fitting (14). The power tool (10) is remote-controllable. It can have a protection device (42) which is activatable and/or deactivatable by remote control. A system (200) consisting of such a power tool (10) and a construction robot (210) is also provided. The power tool (10) can be used particularly universally and simply, in particular both manually and in an automated fashion by the construction robot (210).

Abstract: A holding frame (22) for receiving a tool (24) which has a storage battery interface (58) for receiving a storage battery (60) such that the latter is detachable, in particular detachable without the use of tools. The holding frame (22) has a holding portion (70) that is designed complementarily to the storage battery interface (58). The holding frame (22) furthermore has an attachment point (80) for attachment to a manipulator (18) of a construction robot (10). A construction robot (10) is also provided. The invention inexpensively allows particularly versatile use of the construction robot (10).

Abstract: A construction robot (10), in particular for performance of building construction work, including a manipulator (18), a changeover interface (21) arranged on the manipulator (18) and configured for releasable arrangement of at least one element, in particular a tool (24) and/or a component to be processed, on the manipulator (18). A test device (104) which is configured for quality testing of the changeover interface (21), safety risks on use of the construction robot (10) can be minimized.

Abstract: A system including a power tool and an energy supply device, wherein the power tool can be detachably connected to the energy supply device via an interface. The interface has a base material with a first density and is designed in such a way that the interface allows a relative movement of the power tool and the energy supply device in an insertion direction and prevents a relative movement between the power tool and the energy supply device in the other spatial directions. The energy supply device has a first contact region with a first contact material and the power tool has a second contact region with a second contact material, wherein the first contact material and/or the second contact material have a second density, wherein the second density is greater than the first density of the base material of the interface. An energy supply device, and to a corresponding interface is also provided.