| Patent Number |
Title Of Patent |
Date Issued |
| D285713 |
Sprayer |
September 16, 1986 |
|
| D257740 |
Sprayer nozzle |
December 30, 1980 |
|
| D247302 |
Combined hand sprayer and bottle |
February 21, 1978 |
|
| D243180 |
Hand sprayer |
January 25, 1977 |
|
| 4527741 |
Trigger pump sprayer |
July 9, 1985 |
| The trigger sprayer comprises a body having an upper horizontally extending portion and a lower generally vertically extending portion. The body has a passageway therein extending from one end of the upper portion to the bottom of the lower portion. A cylindrical hollow and a cylindrical |
| 4527594 |
Check valve |
July 9, 1985 |
| The check valve is used to control the flow of fluid through a cylindrical passageway having a cylindrical wall surface and comprises an elongate umbrella valve member having a frusto-conical shaped skirt extending radially outwardly and axially of the valve member. The skirt is posi |
| 4516695 |
Child-resistant liquid dispenser sprayer or like apparatus |
May 14, 1985 |
| A child-resistant nozzle in combination with a hand operated sprayer is disclosed. The nozzle and the discharge end of the sprayer are movable into positions of relative adjustment including a liquid flow OFF position and one or more liquid flowing positions and have cooperating surfaces |
| 4310107 |
Manually operated, trigger actuated diaphragm pump dispenser |
January 12, 1982 |
| A manually operated dispensing device for a container holding a quantity of liquid is disclosed. The device has an internal chamber and a flexible, elastomeric diaphragm-like cover on at least one side of the chamber in a component retaining body. Associated inlet and outlet valves, whic |
| 4273290 |
Unitary valve and spring assembly |
June 16, 1981 |
| A spring-loaded double-ended check valve assembly is provided for use in the outlet chamber of a dispenser for spraying liquids. The entire assembly, including both ends and the spring, is made in one-piece and is easily moldable from plastic material thus effecting ease of manufacture |
| 4260082 |
Manually operated liquid dispensing device |
April 7, 1981 |
| A manually operated, hand-held rechargeable liquid dispensing container device having a non-pressurized, either refillable or non-refillable receptacle or reservoir, is disclosed. The device comprises a relatively reciprocating piston and cylinder defining a pressurizable chamber the |
| 4260079 |
Manually operated liquid dispensers |
April 7, 1981 |
| A manually operated dispensing device for a container holding a quantity of liquid is disclosed. The device has a variable volume pump chamber within a component retaining body. The chamber is defined by a bellows having a closed end or bottom, an open end or top, and corrugated sidewall |
| 4234128 |
Nozzle assembly |
November 18, 1980 |
| An adjustable nozzle assembly for a hand operated compression sprayer is disclosed. The nozzle is attached to the discharge end of the sprayer and is adjustable from an off position to two discharge positions, such as a spray position and a stream position. The nozzle and sprayer body ha |
| 4225061 |
Fluid dispensing device |
September 30, 1980 |
| A manually operated fluid dispensing device includes a first body component formed with a pump chamber and an upwardly opening cavity providing a valve housing that is closed by a second mating body component or cover having a projection that extends into the valve housing. A flat pliabl |
| 4219159 |
Foam device |
August 26, 1980 |
| A very compact foam-generating element for use in conjunction with a trigger-actuated dispenser is characterized by its insensitivity to its manner of attachment to and adjustment on the dispenser and features a combination of foam forming means located upstream of an expansion chamber |
| 4193509 |
Closure having high retention torque characteristics |
March 18, 1980 |
| A threaded closure for a standard threaded container is provided wherein the closure's removal torque retention qualities are improved by the provision of a portion or portions of its thread which have an increased thread depth and which bear upon the neck of the container and thus p |
| 4183449 |
Manually operated miniature atomizer |
January 15, 1980 |
| A spray dispenser is presented which atomizes cosmetics, perfumes, and similar products to a state of fine spray throughout its entire spraying period. The pressure of the fluid product being sprayed is maintained by a spring loaded piston and a related valve which opens a passage to the |
| 4180174 |
Child-resistant closure |
December 25, 1979 |
| A child-resistant threaded closure for containers is presented which includes a lower ring-like portion attached to the closure by retractable and extendible legs and having a matching thread. With the closure screwed in place on a container, the ring is pushed down by means of tabs to a |
| 4168788 |
Closure cap and dispenser body assembly |
September 25, 1979 |
| A dispenser body and a closure cap assembly for a container is presented which provides not only a closure for the container, except for communication with the dispenser, but also provides an air inlet operable upon the withdrawal or expulsion of the contents of the container so that |
| 4072252 |
Hand operated sprayer with automatic container vent |
February 7, 1978 |
| The problem of venting the interior of a liquid container utilizing an attached hand-operated, trigger sprayer of the piston or plunger pump type is solved by the provision of a vent passage in the housing of the pump which communicates with the container interior. The piston which is |
