Abstract: A ceiling radiator (01) for heating or cooling rooms (14), the ceiling radiator (01) having at least one flow tube (03) for transport of a heating or cooling medium and having several radiant panels (04) connected in a heat-conducting manner to the at least one flow tube (03). The ceiling radiator (01) may have a star-shaped cross-sectional shape with five or more star tips (02), wherein at least two converging radiant panels (04) form a star tip (02) and at least one flow tube (03) is disposed in the center (M) of the star-shaped cross-sectional shape.

Abstract: The invention relates to a pawl nut (10) having a securing element (18) for axially securing a topper element (12) of a shaft (14), in particular a bearing of a gear shaft or a wheel shaft of a Cardan shaft, the pawl nut (10) being screwed on a, in particular frontal, thread-shaft section (16) of the shaft (14) in a tightening direction (D1) in order to axially brace the topper element (12) on the shaft (14) along a screwing axis (S) in the mounted state, the securing element (18) having an engagement section (22) which engages in a recess (24) of the shaft (14) and holds the pawl nut (10) along a loosening direction (D2) in the mounted state. In this context, the pawl nut (10) mounts the securing element (18) along the screwing axis (S), the pawl nut (10) being twisted on one side along the tightening direction (D1) in relation to the securing element (18).

Abstract: A securing nut and a screw-nut blank for producing the securing nut are disclosed. The securing nut (20) has a shaped collar (8) on an end surface (3), in one piece with the nut body (1), and an inner end surface (11) running concentrically relative to an internally threaded bore (9) of the nut body (1). Nut (20) is spaced axially (A) from the internally threaded bore (9) and has a securing internal thread (22) offset relative to an internal thread (23) of the internally threaded bore (9). The screw-nut blank (10) has an axially running annular collar (2) to form the shaped collar (8), and has a contour which remains constant in the circumferential direction. In the axial direction (A), the annular collar (2) has a cross-sectional shape which increases as the distance from the end surface (3) increases, in particular a conical cross-sectional shape.

Abstract: A securing nut (20) includes a shaped collar (8) disposed on an end surface (3) of a nut body (1) and integrally connected to the nut body (1), the shaped collar (8) having an inner end surface (11) concentric with an internally threaded hole (9) of the nut body (1), the inner end surface (11) having a distance from the internally threaded hole (9) in an axial direction (A) and having a securing female thread (22) offset from a female thread (23) of the internally threaded hole (9). The shaped collar (8) forms an undercut portion (17) on a radial outer side (16) of the shaped collar (8) adjacent to the end surface (3) in the axial direction (A).

Abstract: A ceiling radiator (01) for heating or cooling rooms (14), the ceiling radiator (01) having at least one flow tube (03) for transport of a heating or cooling medium and having several radiant panels (04) connected in a heat-conducting manner to the at least one flow tube (03). The ceiling radiator (01) may have a star-shaped cross-sectional shape with five or more star tips (02), wherein at least two converging radiant panels (04) form a star tip (02) and at least one flow tube (03) is disposed in the center (M) of the star-shaped cross-sectional shape.

Abstract: The invention provides a locknut having a nut body having a threaded portion with an internal thread, an adjacent perimetral shoulder and a collar surrounding the shoulder, and having a metal annular washer, the annular washer resting on the shoulder within the collar and the collar being bent inwardly to form an annular groove between the bent collar and the shoulder in which the annular washer is received. An internal thread corresponding to the internal thread of the threaded portion of the nut body is formed at the inner perimeter of the annular washer, and the internal thread of the annular washer is offset axially by a distance with respect to the internal thread of the nut body.

Abstract: The invention relates to a door handle having an actuation element (12) for sanitizing a handle surface (14) of the door handle (10), the actuation element (12) delimiting a hollow (16) in the interior of the door handle (10) in a non-actuated first position, the door handle (10) being pierced by a channel (24) in order to guide a liquid to the hollow (16). According to the invention, the hollow (16) is sealed by at least one sealant (18) between a first sealing surface (20) of the actuation element (12) and a second sealing surface (22) of the door handle (10), a cutout (32) being formed in at least one of the sealing surfaces (20, 22) in order to release the sealant (18) from at least one sealing surface (20, 22) in a second position of the actuating element (12) decreasing the volume of the hollow (16), the liquid being displaced from the hollow (16) towards the handle surface (14).

Abstract: A threaded element (1) is designed as a cold extrusion part made of metal and has a longitudinal center axis (L). The threaded element has a thread (5) having a thread pitch angle. The threaded element (1) can be screwed to a threaded connection partner having a mating thread by rotation in a tightening circumferential direction (F) and can thereby be moved in an axial movement direction (T) oriented along the longitudinal center axis (L) onto a support portion (17) of the threaded connection partner or of a component separate therefrom. The threaded element (1) has a ring portion (8) for support on the support portion (17). An anchor (9) for interlocking anchoring in the support portion (17) to establish an interlocking connection is formed on the ring portion (8).

Abstract: The invention relates to a method for producing a gland or a gland blank (3), the method comprising a step of producing a blank (3) having a cylindrical shaft (5) formed on a screw head (4), and a blind hole (7) being formed in the blank (3) from an upper side (11) of the screw head (4) facing away from the shaft (5) in a, in particular further, method step, the blind hole (7) extending toward the shaft (5) and forming at least one first section (13), in particular having a polygonal cross section (Q1), preferably for receiving a screw tool.

Abstract: The invention provides a locknut having a nut body having a threaded portion with an internal thread, an adjacent perimetral shoulder and a collar surrounding the shoulder, and having a metal annular washer, the annular washer resting on the shoulder within the collar and the collar being bent inwardly to form an annular groove between the bent collar and the shoulder in which the annular washer is received. An internal thread corresponding to the internal thread of the threaded portion of the nut body is formed at the inner perimeter of the annular washer, and the internal thread of the annular washer is offset axially by a distance with respect to the internal thread of the nut body.

Abstract: A threaded element (1) is designed as a cold extrusion part made of metal and has a longitudinal center axis (L). The threaded element has a thread (5) having a thread pitch angle. The threaded element (1) can be screwed to a threaded connection partner having a mating thread by rotation in a tightening circumferential direction (F) and can thereby be moved in an axial movement direction (T) oriented along the longitudinal center axis (L) onto a support portion (17) of the threaded connection partner or of a component separate therefrom. The threaded element (1) has a ring portion (8) for support on the support portion (17). An anchor (9) for interlocking anchoring in the support portion (17) to establish an interlocking connection is formed on the ring portion (8).

Abstract: Profile connector for connecting a first and a second profile bar (3, 4), made from a light metal alloy, with a body (5) which can be accommodated in an undercut elongated groove (34) in the second profile bar (4) and has at least one bracing leg (7) for bracing against an undercut (9, 10) of the undercut elongated groove (34) of the second profile bar (4), and an anchor bolt (13) which is accommodated in a through opening (12) that is created in the body (5) and extends at right angles to a longitudinal extension of the body (5), which anchor bolt has an anchor bolt head and fixes the profile connector (1) frontally, on the first profile bar (3), and with a first clamping screw (22) accommodated in an internal threaded opening (20) provided inside the body (5) and extending at an angle to a longitudinal center line (LA) of the through opening (12), which clamping screw serves to displace the body (5) along the anchor bolt (13) away from the anchor bolt head (19) towards the first profile bar (3) by tightenin

Abstract: A profile bar (10, 10a) formed as an extruded part and consisting of a light metal alloy, in particular an aluminum alloy, with a rectangular in particular square, cross-section, wherein a longitudinal groove pair (20, 20a), comprising two longitudinal grooves arranged parallel to one another and at a distance from one another, is provided in each case on at least one lateral surface, preferably on all four lateral surfaces, and with at least two, preferably four, longitudinal channels which extend parallel to the longitudinal grooves and which form in each case an opening (40) for fastening in each case a pen (34) on each of the two end faces (36) of the profile bar (10, 10a), wherein each longitudinal channel is arranged on an imaginary intersection line of planes extending at a right angle to one another and arranged perpendicularly to in each case a lateral surface, wherein at least one of the planes is a longitudinal center plane of a longitudinal groove of a longitudinal groove pair (20).

Abstract: Profile bar (2) preferably an aluminum alloy, with at least one undercut longitudinal slot (6) which has a slot bottom (8) and extends in the direction of the longitudinal extent (L) of the profile bar (2), and of which the longitudinal slot opening (13) opposite the slot bottom (8) in the direction of a longitudinal slot height (H), perpendicular to the longitudinal extent (L) of the longitudinal slot (6), is bounded by two undercut sections (14, 15) spaced apart by the longitudinal slot opening (13), wherein a longitudinal slot opening width (b), measured perpendicular to the longitudinal extent (L) of the longitudinal slot (6), is less than a maximum longitudinal slot width (bn) in a longitudinal slot region located below the undercut sections (14, 15) as seen along the longitudinal slot height (H), wherein a longitudinal duct (9) extending parallel to the longitudinal slot (6) is provided below the slot bottom (8), which duct is spaced from a section (7) forming the slot bottom (8), which is formed as a p

Abstract: Profile connector for connecting a first and a second profile bar (3, 4), made from a light metal alloy, with a body (5) which can be accommodated in an undercut elongated groove (34) in the second profile bar (4) and has at least one bracing leg (7) for bracing against an undercut (9, 10) of the undercut elongated groove (34) of the second profile bar (4), and an anchor bolt (13) which is accommodated in a through opening (12) that is created in the body (5) and extends at right angles to a longitudinal extension of the body (5), which anchor bolt has an anchor bolt head and fixes the profile connector (1) frontally, on the first profile bar (3), and with a first clamping screw (22) accommodated in an internal threaded opening (20) provided inside the body (5) and extending at an angle to a longitudinal centre line (LA) of the through opening (12), which clamping screw serves to displace the body (5) along the anchor bolt (13) away from the anchor bolt head (19) towards the first profile bar (3) by tightenin

Abstract: A screw plug for a liquid conduit, particularly an oil pipe or an oil container, comprising a cylindrical shaft that is placed on a top plate and is provided with an external thread. A pocket hole having a polygonal cross section is centrally arranged on the top plate as a receiving member for a tool. The shaft is embodied as a tubular butt that is provided with the external thread. A pocket hole which is arranged coaxial to the pocket hole of the top plate extends from the face of the shaft. In order to produce the screw plug, a blank comprising the cylindrical tubular butt that is connected to the top plate in a molded on manner is made, the inner diameter and outer diameter of the tubular butt being smaller than the final corresponding diameters (e, f) of the screw plug. The tubular butt of the blank is then enlarged by applying pressure to the inner wall surface of the pocket hole thereof.

Abstract: The invention provides a lock nut with a nut body which has a threaded section with an internal thread and an adjoining inner annular groove. An annular lock washer made of metal is held in the annular groove. An internal thread corresponding to the nut thread is cut into the inner circumference of the annular washer, and the internal thread of the annular washer is offset axially in relation to the nut thread by a distance which is smaller than a thread pitch of the nut thread. According to the invention, the thickness of the annular washer at the inside diameter thereof is greater than the thickness of the annular washer at the outside diameter to thereof. As a result, the elasticity of the annular lock washer and the holding force of the lock nut can be adjusted.

Abstract: A profile bar (10, 10a) formed as an extruded part and consisting of a light metal alloy, in particular an aluminium alloy, with a rectangular in particular square, cross-section, wherein a longitudinal groove pair (20, 20a), comprising two longitudinal grooves arranged parallel to one another and at a distance from one another, is provided in each case on at least one lateral surface, preferably on all four lateral surfaces, and with at least two, preferably four, longitudinal channels which extend parallel to the longitudinal grooves and which form in each case an opening (40) for fastening in each case a pen (34) on each of the two end faces (36) of the profile bar (10, 10a), wherein each longitudinal channel is arranged on an imaginary intersection line of planes extending at a right angle to one another and arranged perpendicularly to in each case a lateral surface, wherein at least one of the planes is a longitudinal centre plane of a longitudinal groove of a longitudinal groove pair (20).

Abstract: The invention provides a lock nut with a nut body which has a threaded section with an internal thread and an adjoining inner annular groove. An annular lock washer made of metal is held in the annular groove. An internal thread corresponding to the nut thread is cut into the inner circumference of the annular washer, and the internal thread of the annular washer is offset axially in relation to the nut thread by a distance which is smaller than a thread pitch of the nut thread. According to the invention, the thickness of the annular washer at the inside diameter thereof is greater than the thickness of the annular washer at the outside diameter to thereof. As a result, the elasticity of the annular lock washer and the holding force of the lock nut can be adjusted.

Abstract: A screw nut from a metal material, which comprises a tapped hole and an inner groove which radially extends in relation to the longitudinal axis thereof. An annular collar is formed onto one of the faces of the screw nut and its cross-section is bent in the direction of the axis to such a degree as to delimit, together with a section of the face surrounding the tapped hole as a contact surface, a receiving slot that is directly associated therewith.