Abstract: A device is disclosed for driving fastening elements into a substrate, comprising a receptacle for a fastening element, having a driving-in element which drives a fastening element in the receptacle into the substrate, a transport element which can be brought into engagement with a fastening element or a strip comprising a fastening element in order to transport the fastening element in a transporting direction into the receptacle, and a catch which has a blocking position and an enabling position, wherein the catch blocks a transporting movement of the fastening element in the blocking position and enables the transporting movement in the enabling position.

Abstract: The present invention relates to a form aligner for concrete formwork, having a fastening part that extends along an axis (A), with a base for purposes of placement onto a structural component and having an opening with an abutment for a fastening element as well as at least one form alignment contact point for a formwork wall. With such a form aligner, several elongated form alignment contact points running coaxially to the axis (A) are provided, of which at least two form alignment contact points constitute form alignment pairs that are in a shared plane.

Abstract: The invention relates to a stop element with a stop for contact of a formwork element on the stop element, an abutment for contact with a fixation element, a bottom support for contact of the stop element on an underlying surface, and a support foot for bracing the stop element on the underlying surface, wherein the support foot has a reinforcement rib.

Abstract: A nail-shaped fastening element having a shank, at whose one end a tip is configured and at whose opposite other end a head is configured, and having a sleeve-shaped washer is disclosed. At a first end facing the tip, the sleeve-shaped washer has a first collar that narrows the opening cross section of the sleeve-shaped washer and, at a second end facing opposite the first end, it has a second circumferentially outwardly disposed collar.

Abstract: A device for fastening a first object to a second object, including a fastening element and a ring element. The ring element has a predetermined bending point.

Abstract: The invention relates to a stop element with a stop for contact of a formwork element on the stop element, an abutment for contact with a fixation element, a bottom support for contact of the stop element on an underlying surface, and a support foot for bracing the stop element on the underlying surface, wherein the support foot has a reinforcement rib.

Abstract: A grid holding element has a first leg (11) at least one free end of which is hook-shaped, and a second leg (12) having a saddle-shaped attachment section (20) in which a through-opening (23) through which a fastening element (30) is extendable, is formed, a first foot section (2) that projects from the attachment section in a direction away from the first leg (11), and a second foot section (22) adjoining the first leg (11), with a maximal extension length (D1) of the first foot section (21) in a direction perpendicular to a plane (E) defined by the attachment section (20), being greater than a maximal extension length (D2) of the second foot section (22) in the direction perpendicular to the plane (E).

Abstract: The present invention relates to a form aligner for concrete formwork, having a fastening part that extends along an axis (A), with a base for purposes of placement onto a structural component and having an opening with an abutment for a fastening element as well as at least one form alignment contact point for a formwork wall. With such a form aligner, several elongated form alignment contact points running coaxially to the axis (A) are provided, of which at least two form alignment contact points constitute form alignment pairs that are in a shared plane.

Abstract: A nail-shaped fastening element having a shank, at whose one end a tip is configured and at whose opposite other end a head is configured, and having a sleeve-shaped washer is disclosed. At a first end facing the tip, the sleeve-shaped washer has a first collar that narrows the opening cross section of the sleeve-shaped washer and, at a second end facing opposite the first end, it has a second circumferentially outwardly disposed collar.

Abstract: A stop element for a concrete formwork, includes a base member (11) having a base (12) for mounting the stop element on a constructional component and having a through-opening (13) provided with an abutment (14) for a fastening element, and at least one stop surface (16) for a formwork wall (30). The stop element further includes and at least one support member (20) extending in a direction away from the at least one support surface (16) and having at least one foot (23) spaced from the through-opening (13), in a direction perpendicular to the at least one stop surface (16), by a distance (G) greater than (the distance (F)) the at least one stop surface (16) is spaced from the through-opening (13).

Abstract: A stop element system for concrete formworks, includes at least two step elements (10a, 10b) each having a base (11) for being placed on a constructional component, a through-opening (12) defining an attachment axis (A) and provided with an abutment (14) for a fastening element, and a stop surface (15) for a formwork wall, and at least one elongate spacer (20, 20a, 20b) for connecting the at least two stop elements (10a, 10b) at a predetermined distance from each other.

Abstract: A holding element for securing gratings (50) to supports (40) includes first leg-shaped engagement part (11), a second engagement part (12), and a connection section for connecting the first (11) and the second (12) engagement parts, with the first and second engagement parts (11, 12) projecting from the connection section and being spaced from each other along a longitudinal axis (L) of the connection section, and with the connection section being formed, at least partially, of a spring element (13) elastically expandable in a direction of the longitudinal axis (L) of the connection section by up to 150% of its initial length (A).

Abstract: A holding element for securing gratings (50) on supports (40) includes a leg-shaped first engagement part (11), a second engagement part (12), screw (30) for securing the first and second engagement parts (11, 12) with each other along a clamping axis (A), and an elongate guide element (13) spaced from the clamping axis (A), securable to one of the first and second parts (12) and displaceable in an opening (20) formed in another of the first and second parts (11).

Abstract: A holding element for a grating has a first leg (11) at least one free end of which is hook-shaped and a second leg (12) having an attachment section (20) provided with a through-opening (23) for a fastening element (60). The first leg section includes a first leg section (14) carrying the hook-shaped end (13), a second leg section (15) along which the first leg section (14) is telescopically displaceable in a longitudinal direction (L) of the first leg (11), and a locking mechanism (30) provided between the first leg section (14) and the second leg section (15) for retaining the first leg section (14) on the second leg section (15).

Abstract: A U-shaped holding element for securing gratings (50) on supports (40) has a connection web (13), a first leg (11) projecting from the connection web (13) and having an opening (15) for passing a threaded fastener (30) therethrough, and a second leg (12) projecting from the connection web (13) and having a counter-thread (24) for a thread (31) of the threaded fastener (30), and a retaining element (26) facing the first leg (11) for securing the holding element (10) on a support (40).

Abstract: A grid holding element has a first leg (11) at least one free end of which is hook-shaped, and a second leg (12) having a saddle-shaped attachment section (20) in which a through-opening (23) through which a fastening element (30) is extendable, is formed, a first foot section (2) that projects from the attachment section in a direction away from the first leg (11), and a second foot section (22) adjoining the first leg (11), with a maximal extension length (D1) of the first foot section (21) in a direction perpendicular to a plane (E) defined by the attachment section (20), being greater than a maximal extension length (D2) of the second foot section (22) in the direction perpendicular to the plane (E).