Dispensing devices

• US 3,223,289 A
• Filed: 04/30/1962
• Issued: 12/14/1965
• Est. Priority Date: 11/24/1961
• Status: Expired due to Term

• Current Assignee: Bernard Bouet
• Original Assignee: Bernard Bouet
• Inventors: BERNARD BOUET
• Application Number:
  US04/191,693
• Time in Patent Office: 1,324 Days
• US Class Current: 222/209
• CPC Class Codes: A45D 40/00 Casings or accessories specially adapted for storing or handling solid or pasty toiletry or cosmetic substances, e.g. shaving soaps or lipsticks features common to containers for handling powdery or liquid toiletry or cosmetic substances A45D33/00-A45D37/00; cosmetic or like preparations A61K8/00, A61Q; sample tables or the like G09F5/00
• CPC Class Codes: A61M 11/02 operated by air or other gas pressure applied to the liquid or other product to be sprayed or atomised sprayers for horticulture A01G, A01H; killing insects A01M; air humidifying by nozzles F24F6/14, F24F6/18; cooling by spraying F28B, F28C
• CPC Class Codes: A61M 2005/3118 via the distal end of a syringe, i.e. syringe end for mounting a needle cannula
• CPC Class Codes: A61M 3/00 Medical syringes, e.g. enemata; Irrigators A61M5/00 takes precedence; pistons A61M5/315
• CPC Class Codes: A61M 31/00 Devices for introducing or retaining media, e.g. remedies, in cavities of the body A61M25/00 takes precedence ; introducing or retaining ophthalmic products into the ocular cavities A61F9/0008
• CPC Class Codes: A61M 35/003 Portable hand-held applicators having means for dispensing or spreading integral media hand-held massage devices with liquid delivery A61H7/003
• CPC Class Codes: A61M 5/282 by compression of deformable ampoule or carpule wall
• CPC Class Codes: A61M 5/284 comprising means for injection of two or more media, e.g. by mixing
• CPC Class Codes: B05B 11/00446 the means being located at the bottom of the container or of an enclosure surrounding the container
• CPC Class Codes: B05B 11/02 Membranes or pistons acting on the contents inside the container, e.g. follower pistons
• CPC Class Codes: B05B 11/048 characterised by the container, e.g. this latter being surrounded by an enclosure, or the means for deforming it B05B11/041, B05B11/046 take precedence
• CPC Class Codes: B05B 11/061 characterised by the means producing the gas or vapour pressure
• CPC Class Codes: B65D 35/28 for expelling contents
• CPC Class Codes: B65D 83/0055 Containers or packages provided with a flexible bag or a deformable membrane or diaphragm for expelling the contents
• CPC Class Codes: B65D 83/0066 the contents of a flexible bag being expelled by twisting the bag

Claims

1. A DISPENSING ASSEMBLY COMPRISING A CONTAINER;

A DEFORMABLE WALL WITHIN THE CONTAINER DEFINING TWO SEPERATE SPACES THEREIN, ONE OF SAID SPACES BEING FILLABLE WITH SAID MATERIAL;

A DISPENDING APERTURE CONNECTING SAID ONE SPACE WITH THE EXTERIOR;

MEANS OPERABLE FROM THE EXTERIOR OF SAID ASSEMBLY FOR DEFORMING SAID DEFORMABLE WALL;

FIRST AND SECOND VENTS CONNECTING THE OTHER SPACE WITH THE EXTERIOR;

A CHECK VALVE ASSOCIATED WITH THE FIRST VENT TO OPPOSE OUTWARD AIR FLOW THERETHROUGH AND A CHECK VALVE ASSOCIATED WITH THE SECOND VENT TO OPPOSE INWARD AIR FLOW THERETHROUGH;

AND MEANS SELECTIVELY OPERABLE TO DISABLE SAID FIRST VENT WHEREUPON OPERATION OF SAID WALL DEFORMING MEANS WILL PERMIT THE DISPENSING OF MATERIAL FROM THE EXTERIOR INTO SAID ONE SPACE, AND TO DISABLE SAID SECOND VENT WHEREUPON OPERATION OF SAID WALL DEFORMING MEANS WILL PERMIT THE DISPENSING OF MATERIAL FROM SAID ONE SPACE TO THE EXTERIOR.