 |
|
 |
| |
 |
|
Class Information
Number: 141/119
Name: Fluent material handling, with receiver or receiver coacting means > Drip prevention by flow reversing and/or overfill removal > By means reversing direction of flow > Interconnected supply valve cut-off and vacuum control
Description: Apparatus in which flow reversal is caused by a negative pressure means which is controlled by a means simultaneously operative with the contents material supply control means.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5799841 |
Drip resistant nozzle for a dispenser |
Sep. 1, 1998 |
| 5551491 |
Automatic carousel machine for the metered feeding and packaging of fluid products |
Sep. 3, 1996 |
| 5217050 |
Method of vacuum packaging paste or liquid products in a dispenser, device for implementing this method |
Jun. 8, 1993 |
| 5193593 |
Package filling method and apparatus |
Mar. 16, 1993 |
| 4576210 |
Duck bill filler nozzle |
Mar. 18, 1986 |
| 4452899 |
Method for metering biological fluids |
Jun. 5, 1984 |
| 4443195 |
Driving and water pouring control device for dental air-turbine handpiece |
Apr. 17, 1984 |
| 4427040 |
Reverse flow pop-off air control |
Jan. 24, 1984 |
| 4313476 |
Dual lane filling machine |
Feb. 2, 1982 |
| 4178974 |
Flow controller |
Dec. 18, 1979 |
| 4062480 |
Valve with draw back after closing |
Dec. 13, 1977 |
| 4053012 |
Battery strap mold and anti-drip pouring means |
Oct. 11, 1977 |
| 3943527 |
Noncontacting marker |
Mar. 9, 1976 |
|
|
|
 |
|
 |
|
| |
Randomly Featured Patents |
|
