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Class 411/391 - By fluent pressure


Subclass of Class 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
Definition: Subject matter wherein the means allowing or producing separation
No. of patents: 5
Last issue date: 01/29/2008


NumberTitleIssue Date
7322090Explosive tube removal device
A explosive device is disclosed for collapsing an expansion-fit metal tube from within a hole of a metal plate of a boiler or the like. The device includes a connecting rod inserted into the tube and extending outwardly from top and bottom ends of the tube. The port...
01/29/2008
7240917Actuatable fastener
An actuatable fastener (50) includes a body (80) including a head (82) and a shank (84). The body (80) includes an interior chamber (120) partially defined by a side wall (132) extending from the head (82) into...
07/10/2007
7188558Pyromechanical separating element
The invention relates to a pyromechanical separating element having a hermetically sealed pyrotechnic pressure element (2), which is installed in a housing (1) and has a gas-forming pyrotechnic charge, and a detachable latching pin (5) which is ...
03/13/2007
6935821Mushrooming expandable anchor
A self-anchoring fastening device for installation in supports for hanging pipes wires or other articles in ceilings is shaped for a socket to drive the device for an easy installation process. The device comprises a collapsible anchoring portion having radially exp...
08/30/2005
4986708Self-sealing separation fastener for small confines
A separable fastener includes a fastener body having a head end and a shank nd. The head end defines a generally cylindrical open ended cavity in which a cylindrical punch is disposed. The cavity is sealed and closed by a gas generator that develops an inc...
01/22/1991
 
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