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Class Information
Number: 220/DIG.20
Name: Receptacles > Safety locking devices

Patents under this class:

Patent Number Title Of Patent Date Issued
8124010 Transfer container for pharmaceutical recipients Feb. 28, 2012
6871754 Container under variable pressure, in particular heat-exchange condenser Mar. 29, 2005
6814225 Security sleeve for recorded media storage containers Nov. 9, 2004
6339630 Sealed drive screw operator Jan. 15, 2002
6105808 Opening and closing safety device for a pressure cooker Aug. 22, 2000
5715965 Hatch seal Feb. 10, 1998
5392816 Assembly of mouthpiece, stopper and lock for shutting off a pipe mouth Feb. 28, 1995
5305415 Electric steam generator having molded plastic lid and base secured together by a snap-fit connection arrangement Apr. 19, 1994
5238141 L.P. tank locking cover Aug. 24, 1993
4966200 Tie bolt accumulator with safety valve Oct. 30, 1990
4830058 Closure cap with clutch-actuated release May. 16, 1989
4288001 Closure arrangement for pressure device Sep. 8, 1981
4139118 Pressure vessel safety interlock Feb. 13, 1979
4135640 Safety closure device for a pressure vessel Jan. 23, 1979
4122969 Safety closure apparatus for pressure vessels Oct. 31, 1978
4093104 Rubber diaphragm type door locking mechanism Jun. 6, 1978

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