A structural joint 20 comprises a base 24 with spigots 22 projecting therefrom. A further spigot 42 is hinged at 40 to allow folding to the left. This facilitates movement and rearrangement of a framework held together by such joints. The framework may serve to support shelves for the display of merchandise at point of sale.

Disclosed is a prosthesis for implantation entirely within the corpus carvensoum of the penis. The prosthesis is vapor pressure driven and through the displacement of a working fluid effects physiologically normal erectile and flaccid states. In one general embodiment, a movable wall is driven by permitting the pressurant to expand while remaining essentially at normal body temperatures. In anothe...

A drainage device having a collection chamber for receiving liquids and gases from the body of a patient, an underwater seal chamber and a one-way outflow valve is disclosed. A partition extending across a portion of the device forms the underwater seal chamber, which prevents the flow of atmospheric air from the device into the pleural cavity of the patient, above the partition and the collection...

A multidensity polyurethane foam article suitable for use as a seat cushion includes a supportive layer of firm foam and a comfortable layer of softer foam. The multidensity article has a sag factor of about 3.0 to about 4.5, and the two foam layers are bonded together without employing adhesives. The multidensity foam article is prepared by placing a first formulation capable of yielding a firm f...

L'invention concerne un système et un procédé de traitement de l'eau résiduaire d'une usine à pâtes et papiers pour permettre le rejet de cette eau dans l'environnement libre.
Les eaux résiduaires 40 sont amenées par une pompe 44 dans un bassin 46 de coagulation communiquant avec une source de coagulant 48 et, en aval, avec un bassin 50 de floculation qui lui-même communique avec une sour...

A polymer modified unsatd. polyester or polyesteramide resin prepd. by reacting under polymsn. conditions: (A) one or more alpha-, beta-ethylenically unsatd. polycarboxylic acids, anhydrides or mixts. with or without one or more satd. or aromatic polycarboxylic acids or anhydrides; (B) an effective amt. of water; (C) one or more polyols, or a mixt. of polyols and polyamines; and (D) a hydrocarbon ...