Hilti Aktiengesellschaft

Hilti Aktiengsellschaft

Hilt Aktiengesellschaft

Mario Zahner

Iwan Wolf

Rolf Erhardt

Peter Hertlein

Stefan Petkov

Ulrich Rosenbaum

Dierk Tille

Ulrich Schiestl

Hans Gschwend

Stefan Boenig

Peter Goepfert

Peter Stauss

Stefan Bonig

The invention relates to a device for transmitting energy to a fastener, with a reaction chamber, an energy-transmission element that can move in a fastening direction for transmitting energy released in the reaction chamber to a fastener, a first supply channel opening into the reaction chamber for feeding a first reagent to the reaction chamber, wherein the first supply channel comprises a feeder device for feeding the first reagent into the reaction chamber and a controllable closing device for a time-wise closing of the first supply channel.

Device for transmitting energy to a fastener

The invention relates to a device for transmitting energy to a fastener, with a reaction chamber, an energy-transmission element that can move in a fastening direction for transmitting energy released in the reaction chamber to a fastener, a first supply channel opening into the reaction chamber for feeding a first reagent to the reaction chamber, wherein the first supply channel comprises a feeder device with a rotor and a feeder element for feeding the first reagent into the reaction chamber.

A switching adapter for enabling individual settings with a hand-held setting tool () having a magazine () for fastening elements (), and a detection element () for detecting presence of a fastening element () in a receiving chamber of the setting tool. The adapter () includes a retaining section () for releasably mounting the switching adapter () on the fastening elements magazine () of the setting tool (), and an actuation section () that displaces the detection element () of the setting tool from its a locking position to its release position.

Switching adapter for individual settings with hand-held setting tool

A setting tool for driving fastening element in constructional components includes a setting mechanism having a combustion chamber () for generating expanding gases, a piston guide () adjoining the combustion chamber (), a bolt guide () adjoining the piston guide () in the setting direction (), and a drive piston () displaceable in the piston guide (). The piston includes a piston head () and a piston body () connectable along an interface () with the piston head (), the piston head () and the piston body () having, respectively, in an interface region, at least one stop surface () and at least one counter-stop surface () formed by surfaces defining essentially complementary tapering regions.

Setting tool

A combustion-engined setting tool for driving fastening elements such as, e.g., nails, bolts, or pins in a workpiece, includes a plate-shaped member () axially displaceable in the tool combustion chamber (), a member () for displacing the plate-shaped member (), a holding device () for retaining the plate-shaped member () at an axial end () of the combustion chamber () against action of the displacing member (), with the holding device () having magnetic elements () for producing a holding force for retaining the plate-shaped member () and a device for overpowering the holding force produced by the magnetic elements ().

Combustion-engined setting tool

A setting tool for driving fastening elements in a constructional component includes a piston guide () adjoining the tool combustion chamber (), a setting piston () arranged in the hollow space () of the piston guide () for an axial displacement therein, a piston stopping element () for the setting piston () and arranged in an end region () of the hollow space () remote from the combustion chamber (), and a device () for axially displacing the piston stopping element () in the hollow space ().

A combustion-engined setting tool for driving fastening elements in a constructional component end including a combustion chamber () for combusting a gas mixture, an inlet/outlet device () for opening the combustion chamber () in its first position and for closing the combustion chamber () in its second position and having a valve element for reversibly displacing the inlet/outlet device () between its first and second positions, a locking element () for locking the valve element of the inlet/outlet device () in the second position of the device, a trigger () for actuating the locking element (), a release switch () for triggering ignition in the combustion chamber (), an electronic control unit () for controlling start of the ignition in the combustion chamber (), and an initialization switch connected with the control unit (), the control unit () initiating the ignition in the combustion chamber () when a time period between switching-on of the initialization switch and switching-on of the release switch (), which is also connected with the control unit, does not exceed a predetermined set time period.

A combustion-engined setting tool for driving fastening elements in a constructional component, includes a guide cylinder (), a setting piston () displaceable in the guide cylinder (), a combustion chamber sleeve () displaceably arranged at the first axial end () of the guide cylinder (), a press-on element () supported at the second axial end () of the guide cylinder (), and a transmission device for connecting the press-on element () with the combustion chamber sleeve () and formed as a cable drive () having a transmission member () and at least one deflection roller () for the transmission member () and supported on the press-on element ().

A combustion-engined setting tool for driving fastening elements such as, e.g., nails, blots, etc. in constructional components includes a combustion chamber () for combusting therein an oxidant-fuel mixture, a turbulence generating element, arranged in the combustion chamber () for creating turbulence of the oxidant-fuel mixture, and a drive for at least partially driving the turbulence generating element () and including a mechanical device () for a pulsed acceleration of the turbulence generating element () and which is activated by the actuation switch () that actuates the setting process.

A combustion-engined setting tool for driving fastening elements in constructional components includes a combustion chamber () for combusting therein a full gas-oxidant mixture, at least one guide element () arranged coaxially with a longitudinal axis () of the combustion chamber () for supporting axially displaceable wall () of the combustion chamber () for an axial displacement along the guide element () which is pivotally supported in a drag bearing (), and a guide cylinder () adjoining the combustion chamber () in which a setting piston () is arranged for an axial displacement therein.

A combustion-engined setting tool () for driving in fastening elements such as bolts, nails, and the like in a constructional components includes an inlet/outlet valve arrangement () that connects the combustion chamber () of the setting tool (), which is filled with an air-fuel mixture, with at least two tool openings (), has an inlet () connectable with a first tool opening () and an outlet () connectable with the second tool opening ().

Growing community of inventors

Chur, Switzerland

Mario Zahner