An aqueous water repellent composition comprising the reaction product of one or more of a carboxylic acid or anhydride containing from 3 to 22 carbon atoms and a polyfunctional aromatic or aliphatic amine or substituted amine containing from 2 to 25 carbon atoms and a water soluble metal complex crosslinking agent containing one or more metals selected from Groups Ia, IIa, IIIa, IVa and the first...

An apparatus provided in an automatic vending machine and the like for selectively accepting and conveying a paper money and a magnetic card. The apparatus includes first and second belts (10, 12) driven, respectively, by first and second pulleys (8, 11) having a same radius, a common rotary axis and a space left therebetween; a semicircular convex passage (4) formed on and along the two belts, in...

For producing a multi-extrudate of thermoplastically processable plastic, a coextrusion adapter block has a multi-part slide having a plurality of side-by-side slide sections mutually spaced in a direction transverse to the flow direction and slidably fitted in the adapter block for movement to adjustably protrude into a secondary runner for adjusting the thickness of a molten extrudate therein. A...

RECLINING CHAIR A chair which is provided with a seat having an adjustable inclination comprises a seat carrier, which is pivoted by a first pivot to link means which carry the seat, a back rest, which is carried by a back rest carrier, which is pivoted to the link means by a second pivot, and means for shifting the chair from a position for work, in which the seat is approximately horizontal and ...

A fastening element for open ceiling grids made of U-section rails 6 open at the top, comprises a lever arm 2 pivotably mounted in a housing 1 locatable in one of the rails 6 of a grid panel wherein one end of the arm is biased to protrude beyond a side of the panel such that, during insertion of the panel into the supporting framework 8, the end can swing in toward the housing (dashed lines) and ...

A process cartridge (1) detachably mountable to an image forming apparatus includes an image bearing drum (3); process device actable on the image bearing drum (3); a housing (2) for accommodating the image bearing drum and the process device; and supporting means (8,9) for rotatably supporting the image bearing drum (3) at an outer periphery of the image bearing drum (3).

The invention refers to an optoelectronic sensor by reflection, for use in the automation of technological processes and the increase of the work protection degree. The sensor has in its structure a transmitter (1), which sends out an infrared beam in short impulses according to their repetition period, radiations that are directed towards a reflector (2) which reflects them towards a receiver (3)...