Hammelmann Maschinenfabrik GmbH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 361
 
 
 
A62C FIRE-FIGHTING 126
 
 
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 157
 
 
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
 
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
 
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149
 
 
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9475103 Device for cleaning container interior wallsJul 19, 13Oct 25, 16[B29C, B05B, B08B]
8561918 Nozzle and method for treating an interior of a workpieceApr 27, 06Oct 22, 13[B05B]
8240634 High-pressure valve assemblyJan 30, 09Aug 14, 12[F16K]
7780100 Nozzle headNov 17, 06Aug 24, 10[B24C, B05B]
7243865 Nozzle for generating a high-pressure jetOct 14, 03Jul 17, 07[A62C]
6913266 Sealing deviceApr 03, 03Jul 05, 05[F16J]
6622612 Pump, particularly plunger pumpMay 14, 02Sep 23, 03[F04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7083124 Spray gunExpiredJul 11, 01Aug 01, 06[B05B]
2006/0035,567 Process for removing inclusions present in a welding seam and device for executing said processAbandonedAug 04, 05Feb 16, 06[B24C]
6840315 Device for cleaning an inner pipe inserted into a gas or oil producing wellExpiredJul 28, 03Jan 11, 05[E21B]
2004/0173,261 Pressure limiting valveAbandonedFeb 17, 04Sep 09, 04[F16K]
6684133 Control arrangement for a high-pressure cleaning systemExpiredJun 20, 01Jan 27, 04[B08B, G05D]
2003/0057,295 Reversing valve for a high pressure spray gunAbandonedJul 17, 02Mar 27, 03[B05B]
2002/0063,167 Rotary drive for a hydraulic toolAbandonedNov 27, 01May 30, 02[B05B]

Top Inventors for This Owner

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