Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 405/282
Name: Hydraulic and earth engineering > Earth treatment or control > Shoring, bracing, or cave-in prevention > Trench shoring
Description: Method or apparatus pertaining to a temporary bracing to prevent movement of the earthen walls of a longitudinal, horizontal, open topped excavation of indeterminate length.










Sub-classes under this class:

Class Number Class Name Patents
405/283 Shield type 79


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8684634 Worker's cage for excavation work Apr. 1, 2014
8613573 Telescopic shoring system Dec. 24, 2013
8568061 Polyurethane foams for trench breaker and other applications Oct. 29, 2013
8545129 Cofferdam modules Oct. 1, 2013
8348555 Formwork element for bounding a trench wall section, formwork part and method for producing a trench wall in the ground Jan. 8, 2013
8151463 Process for making a panel for supporting the walls of an excavation Apr. 10, 2012
8104996 Two-shell structural system for constructing plantable steep embankments formed from several layers Jan. 31, 2012
7972085 Method and device for shoring trenches Jul. 5, 2011
7887247 Underground earth retention strut construction method using horizontal frame structure Feb. 15, 2011
7850400 Stabilized soil structure and facing elements for its construction Dec. 14, 2010
7766582 Device and method for transporting trench boxes Aug. 3, 2010
7690867 Center beam connection assembly for temporary shoring Apr. 6, 2010
7661908 Trench shield with adjustable vertical panels Feb. 16, 2010
7658573 Trench shoring extraction device Feb. 9, 2010
7611308 Panel for supporting the walls of an excavation Nov. 3, 2009
7559724 Adjustable and portable trench support Jul. 14, 2009
7537417 Corner connection for temporary shoring May. 26, 2009
7530767 Trench box safety ladder May. 12, 2009
7402003 Trench box moving apparatus and method Jul. 22, 2008
7387470 Stackable concrete forming apparatus components Jun. 17, 2008
7309191 Shoring system Dec. 18, 2007
7290961 Lightweight trench shield Nov. 6, 2007
7258511 Shoring system Aug. 21, 2007
7144200 Innovative prestressed scaffolding system Dec. 5, 2006
7140808 Catwalk device and method Nov. 28, 2006
7128500 Corner connection for temporary shoring Oct. 31, 2006
7101119 Shoring assembly and method Sep. 5, 2006
7056067 Trench shoring device Jun. 6, 2006
7056068 Trench shoring system Jun. 6, 2006
7048471 Shoring device May. 23, 2006
7021868 Lightweight shoring system for accommodating crossing utilities Apr. 4, 2006
6984092 Corner connection for temporary shoring Jan. 10, 2006
6981686 Modular support/enclosure wall assembly and kit Jan. 3, 2006
6964542 Pin and collar shoring device Nov. 15, 2005
6848865 Shoring device Feb. 1, 2005
6821057 Magnetic shoring device Nov. 23, 2004
6746183 Shoring device with outer ratcheting collar Jun. 8, 2004
6585231 Pneumatic jack Jul. 1, 2003
6474911 Trench sheeting device Nov. 5, 2002
6443665 Trench shielding and shoring device Sep. 3, 2002
6416259 Corner connection for temporary shoring Jul. 9, 2002
6267538 Beam joining cap for trench shield Jul. 31, 2001
6224296 Sliding double panel type trench shoring system May. 1, 2001
6164875 Trench shield directly ridable and movable on a constructing pipe Dec. 26, 2000
6164874 Sheeting device Dec. 26, 2000
6155750 Trench shield having wheels simultaneously provided for protection and rolling purposes Dec. 5, 2000
6039522 Automatic locking and unlocking shoring bar Mar. 21, 2000
6017170 Adjustable self locking shoring strut Jan. 25, 2000
5931607 Lining device Aug. 3, 1999
5902075 Trench falsework system May. 11, 1999

1 2 3










 
 
  Recently Added Patents
Multi-user remote health monitoring system with biometrics support
Controlling a resource demand system
Communication terminal device, communication system, and communication control method
Navigation apparatus, search result display method, and graphical user interface
Method and composition for attracting arthropods by volatizing an acid
Tools and methods for yield-aware semiconductor manufacturing process target generation
Process for preparing MDA via the stage of the aminal
  Randomly Featured Patents
Mold for the production of molded parts on a jolting table
Smart IC card
Electrode and method of forming the master electrode
Image processing apparatus having an image scanner
Coin receiving and wrapping apparatus
Coding method and coder for coding packetized serial data with low overhead
Plant rejuvenator system
Temperature compensating fluid velocity sensing apparatus
Data processing system for complex pricing and transactional analysis
Continuous speech voice transcription