TAMROCK OY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 1284
 
  
 
E21C MINING OR QUARRYING517
 
  
 
B25D PERCUSSIVE TOOLS 317
 
  
 
B60G VEHICLE SUSPENSION ARRANGEMENTS 348
 
  
 
B62D MOTOR VEHICLES; TRAILERS 289
 
  
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 268
 
  
 
B07B SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL 120
 
  
 
B23Q DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING 139
 
  
 
B60K ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES 192
 
  
 
B60R VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR 1109

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6253860 Method and arrangement for controlling rock drillingDec 08, 98Jul 03, 01[B23Q, E21C]
6186246 Method for adjusting drilling of drilling machine and rock drillSep 04, 98Feb 13, 01[B25D]
6170317 Arrangement for detecting a need for maintaining a hydraulic breaking apparatusJan 22, 99Jan 09, 01[G01N]
6119837 Method and arrangement for controlling cable winding and unwinding in an electrically driven vehicleJul 15, 98Sep 19, 00[H02G]
6086088 Axle construction for a vehicleSep 02, 98Jul 11, 00[B60G]
6073706 Hydraulically operated impact deviceMar 30, 99Jun 13, 00[B25D]
D420685 Cockpit for a drilling machineApr 28, 97Feb 15, 00[1504]
6015112 Arrangement for leading flexible elements to a rock drill, and a hose reel structureJul 20, 98Jan 18, 00[B65H]
6012707 Arrangement for controlling tension in a winch cable connected to rock drilling equipmentNov 19, 97Jan 11, 00[B66D]
6009957 Arrangement in a feed beam of a rock drillNov 20, 97Jan 04, 00[F16C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6158527 Tool of a breaking apparatusExpiredNov 30, 98Dec 12, 00[B23B]
6135484 Tow bar construction for transport vehicles and transport vehicle combinations, and a transport vehicle combinationExpiredJun 23, 98Oct 24, 00[B62D]
5979291 Hydraulically operated percussion hammerExpiredJul 15, 97Nov 09, 99[F01L, F01B]
5810568 Rotary pump with a thermally conductive housingExpiredSep 19, 96Sep 22, 98[F04B]
5806616 Arrangement in a rock drilling equipmentExpiredDec 27, 95Sep 15, 98[B62D]
5784943 Arrangement in a hydraulic cylinderExpiredMar 13, 97Jul 28, 98[F15B]
5778990 Arrangement in a hydraulically operated rock drilling equipmentExpiredOct 04, 96Jul 14, 98[E21B]
5555836 Folding spinnaker pole systemExpiredDec 05, 95Sep 17, 96[B63H]
5297661 Power supply means for electrically operated apparatuses and a switch for the power supply meansExpiredNov 04, 92Mar 29, 94[B60M]
5238666 Process for separating sulfur compounds from flue gasesExpiredAug 15, 91Aug 24, 93[C01B]
5230773 Process for the recovery of heat and chemicals from spent liquorExpiredAug 31, 90Jul 27, 93[B01D]
5111999 Arrangement for fastening the grindstone of a pulp grinder to a rotary shaftExpiredDec 07, 90May 12, 92[B02C]
5112441 Process for the recovery of heat and chemicals from spent liquorExpiredAug 07, 90May 12, 92[B01D]
5071543 Method of screening pulp and a screening apparatusExpiredFeb 09, 90Dec 10, 91[B07B]
5051168 Device for screening and treating pulpExpiredJul 14, 89Sep 24, 91[B07B]
5032228 Method of and an arrangement for supporting the frame of a paper machineExpiredMar 21, 90Jul 16, 91[D21F]
4968218 Method of controlling the air output of a screw compressorExpiredSep 25, 89Nov 06, 90[F04C]
4948465 Method and apparatus for facilitating the replacement of an endless press felt in a paper and board making machineExpiredMay 15, 89Aug 14, 90[D21F]
4934465 Arrangement for the axial bearing of a drilling machineExpiredApr 20, 87Jun 19, 90[B23B]
4931140 Method and a device for cutting a web in a paper machine by means of a water jetExpiredNov 30, 88Jun 05, 90[D21G]

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