Abstract: An anti-skid device for vehicle tires is provided which includes a chain cover formed by two spaced apart chain lengths (9) formed of links (11), that are connected by connector links (15). Guide chain bodies (23) engage the connector links (15), which connect the chain cover to retainer loops (29) arranged in a star-shaped pattern on the vehicle wheel. The connection between the retainer loops (29) and the chain cover is achieved by a single guide chain body (23) and results in a uniform usage of all elements over the entire circumference. The chain cover can be turned over by undoing the guide chain bodies (23).

Abstract: An anti-skid device for vehicle tires is provided which includes a chain cover formed by two spaced apart chain lengths (9) formed of links (11), that are connected by connector links (15). Guide chain bodies (23) engage the connector links (15), which connect the chain cover to retainer loops (29) arranged in a star-shaped pattern on the vehicle wheel. The connection between the retainer loops (29) and the chain cover is achieved by a single guide chain body (23) and results in a uniform usage of all elements over the entire circumference. The chain cover can be turned over by undoing the guide chain bodies (23).

Abstract: Device configured for modifying the length of snow chains or guard chains. For this purpose, two recesses are disposed on a shaped disk and are interlinked by a sliding slot. The distance of the adjacent chain links is modified by slipping the chain links through the sliding slot into a different recess.

Abstract: For adapting a nonskid device for pneumatic-tired wheels of vehicles on ice and snow surfaces which is held at one end on the wheel of the vehicle and which shows a number of arm-type gripping element supports (50) placed on a supporting element (10), partially overlapping the tire tread, with gripping elements (50a) provided for at their free ends, which show on the outside spikes (51) or chain sections connecting respectively two gripping element supports with each other or chain strings of chain nets bearing on the tire tread (111) in the tire circonferential direction, to different tire sizes, the distance of the fixing point (55) of each gripping element support (50) with its gripping element (50a) on the surface (11) of the plate-shaped or ring-shaped supporting element (10) or of the supporting element showing another conformation or on the ring surface of the ring-shaped supporting element (10) to the tire tread on the supporting element (10) is variable, whereby the fixing point (55) for each grippin

Abstract: The invention relates to an antiskid device for vehicle wheels, having a retaining device which is coaxially attached on one side of the wheel rim or the wheel disc and which via arms disposed transversely of the running direction and engaging over the wheel running surface retaining an antiskid means bearing against the wheel running surface, the antiskid means being retained on both the side remote from the retaining device and also on the side adjacent thereto in an opening of the arm and being laterally movable in the zone of the tire base, while on the side remote from the retaining device the opening of the arm is a longitudinal opening which is disposed transversely of the running direction and in which the antiskid means attaching end located in the longitudinal opening is located transversely displaceably in relation to the running direction.

Abstract: An antiskid device for vehicle wheels, having a retaining device which is coaxially attached on one side of the wheel rim or the wheel disc and which via arms disposed transversely of the running direction and engaging over the wheel running surface retains an antiskid chain bearing against the wheel running surface, the arms being pivotably attached to the retaining device via joints whose pivots are at right angles to the wheel axle and to the wheel radius extending through the joint, while via the joint the arms can also be pivoted around an axis parallel to the wheel axle, the arm ends attached in the joint being located in a recess in the retaining device which opens in the direction of the wheel side and has inclined lateral surfaces which return the arm end from an inclined position to a radial position.

Abstract: A chain link for the antiskid device of a vehicle wheel, having a first end forming a closed eyelet for attachment to an adjacent chain link, and a second end forming a hook for attachment in an opening of a web or plate or arm of the antiskid device, the eyelet and hook having the equal inside width corresponding to the thickness of the web in the zone of the place of attachment, plus a slight extra dimension for adequate mobility upon the attachment.

Abstract: The invention relates to a device for the releasable attachment of an antiskid device to the rim of a motor vehicle wheel, having: a base disc which is formed with a central opening and can be screwed coaxially to the outside of the rim; and a more particularly disc-shaped bearing member which can be coaxially attached to the outside of the base disc by a snap closure disposed in the zone of the opening and which cooperates with the base disc to form an annular gap in which the inner edge of a supporting disc is inserted rotatably mounted, while attached to the supporting disc are radially outwardly extending arms bearing the antiskid device, the base disc taking the form of a flat disc whose central opening receives a central projection of the bearing member, said projection being positively and releasably retained in or on the opening and secured in the attached position by a latching member which locks the releasable connection.

Abstract: In order to be able to use an anti-skid device, particularly for vehicle wheels with pneumatic tires when driven on ice and snow, having fixing disk, which can be attached to the wheel rim and which remains thereon even when the anti-skid device is not in use, and a supporting disk attachable to the fixing disk by a retaining ring and having a plurality of anti-skid arms engaging over the tire tread without great technical expenditure on a large number of vehicles, whose rims have different hole circles and pitches for the rim screws, the fixing disk with a shaped-on hub carries on its side remote from the supporting disk an adaptor disk, which is connected to the fixing disk by screw connections and which has a plurality of radially directed elongated holes in identical and/or several spacings or pitches.

Abstract: In order to be able to use an anti-skid device, particularly for vehicle wheels with pneumatic tires when driven on ice and snow, having a fixing disk, which can be attached to the wheel rim and which remains thereon even when the anti-skid device is not in use, and a supporting disk attachable to the fixing disk by a retaining ring and having a plurality of anti-skid arms engaging over the tire tread without great technical expenditure on a large number of vehicles, whose rims have different hole circles and pitches for the rim screws, the fixing disk with a shaped-on hub carries on its side remote from the supporting disk an adaptor disk, which is connected to the fixing disk by screw connections and which has a plurality of radially directed elongated holes in identical and/or several spacings or pitches.

Abstract: The telephone index has a plurality of selection keys and a spring-operated drawer witha stack of index cards, which is held in the index housing by means of a locking device in such a way that on operating a selection key the drawer locking means is released and consequently the drawer with the selected index card and the index cards below it is extended, while the index cards located above the selected card are held back in the index housing by means of a card hold-back device released by the operated selection key and is constructed in such a way that the unlocking of the drawer on operating a selection key takes place by a drawer position change in such a way that in its front region the drawer is lowered counter to the tension of a spring element and simultaneously the drawer locking means is released on the upper edge of the housing opening for the drawer, so that the drawer can be extended, the drawer locking means comprising a stop cam shaped onto the upper edge of the front drawer terminal ledge and

Abstract: The invention relates to an apparatus for the storage and recovery of information and subscriber's numbers while using a telephone register. By means of selection keys, the desired register card is removed from a stack of such cards by extending a drawer or the flapping up of a cover. A device connectable to a telephone makes it possible to automatically call up and dial stored subscriber's numbers. The keyboards with the selection keys of the telephone register and the subscriber's number dialing device are arranged in juxtaposed or superimposed manner in the telephone register casing (FIG. 1).

Abstract: The invention relates to a card index which can be fixed to a vertical wall or vertically mounted on a base, in which the index cards are held by means of clamping devices in a receiving compartment formed in covered manner in the upper part of the index casing and are individually released on operating a selection key and transferred into the lower area of the casing provided with a window-like opening for inspection, the cards being secured and locked in the clamping device, so that a reliable release of the selected cards is possible, including those cards made from a material with a smooth surface such as e.g. plastics foil and in which incorrect manipulations are not possible.

Abstract: The invention relates to a data register with a register card selection mechanism, whose selector keys connected with the swivel levers are arranged one behind the other and alongside one another in an opening of the housing in such a way that the width of each selector key corresponds to the width of the swivel levers, while the card restraining pins on each swivel lever are formed from U-shaped portions shaped onto the swivel lever end with a rod which engages from below in the register card opening, the drawer being open at the back and at both sides, whereby the two lateral drawer limiting walls are formed by two boundary walls shaped onto the inner wall surface of the housing cover and arranged on either side of the plate-shaped drawer base and whereby the swivel levers are guided on the end carrying the card restraining pin, while the drawer unlocking mechanism comprises a U-shaped shackle directly responsible for the locking and unlocking of the drawer.