Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 405/147
Name: Hydraulic and earth engineering > Underground passageway, e.g., tunnel > Boring > Shield > Seal
Description: Method or apparatus including means which prevent the passage of material between a tunnel lining and the shield tail section.










Patents under this class:

Patent Number Title Of Patent Date Issued
8684634 Worker's cage for excavation work Apr. 1, 2014
8342776 Mine seal with adhesive Jan. 1, 2013
6595724 Tunnel excavating machine and excavating method Jul. 22, 2003
6592296 Sealing assembly for tunnel construction sections Jul. 15, 2003
6129485 Seal and process for producing such seal Oct. 10, 2000
6092963 Tail structure of shield driving machine Jul. 25, 2000
5346331 Shield tail sealing Sep. 13, 1994
5253955 Automatically advancing supporting and sliding form for introducing an in-situ concrete lining Oct. 19, 1993
5221160 Subterranean connecting method for construction of shield tunnel and connecting apparatus therefor Jun. 22, 1993
5051033 Bracing device for a self-advancing shield tunnelling machine Sep. 24, 1991
4990027 Shield tunneling method and shield machine therefor Feb. 5, 1991
4911578 Process for making a tunnel and advancing a tunneling read with a wall-supporting shield Mar. 27, 1990
4909668 Movable sealing assembly for tunneling machines Mar. 20, 1990
4895480 Method and apparatus for formation of a tunnel lining Jan. 23, 1990
4874267 Tunnel boring machine Oct. 17, 1989
4863313 Method for lining tunnel wall formed by shield excavation Sep. 5, 1989
4854776 Process and apparatus for lining a tunnel with concrete Aug. 8, 1989
4645378 Movable form front for a tunnel-lining form Feb. 24, 1987
4594025 Tunnelling and tunnel relining equipment Jun. 10, 1986
4558906 Shield machine Dec. 17, 1985
4457515 Brush seal and method Jul. 3, 1984
4444526 Submerged tunnel and a method of and means for constructing a submerged tunnel Apr. 24, 1984
4436448 Excavating machine for tunnels and galleries Mar. 13, 1984
4209268 Tail packing for a slurry pressurized shield Jun. 24, 1980
4199158 Profiled gasket for sealing tunnel segment joints Apr. 22, 1980
4173430 Method of injecting a back filling injection material in a shield forming process Nov. 6, 1979
4147453 Method of, and apparatus for, driving and lining tunnels Apr. 3, 1979
4139989 Seals for tunnelling shields Feb. 20, 1979
4116011 Method of excavating tunnels Sep. 26, 1978
4110992 Brush-type packing means for shield excavator Sep. 5, 1978
4063425 Tunnel driving apparatus Dec. 20, 1977
4057971 Brush-type packing means for shield excavator Nov. 15, 1977
4003211 Methods and apparatus for constructing tunnels Jan. 18, 1977
3979920 Sealing means Sep. 14, 1976











 
 
  Recently Added Patents
Magnesium metal-air battery
Uplink synchronization management in wireless networks
Light emitting element, method for manufacturing the light emitting element, optical element and method for manufacturing the optical element
Liquid formulations of carboxamide arthropodicides
Multi-radio coexistence
Lid for a container
Light-emitting device with a spacer at bottom surface
  Randomly Featured Patents
Image forming apparatus
Apparatus and method for cleaning heat exchangers
Methods of using a silicon nanoparticle fluid to control in situ a set of dopant diffusion profiles
Flavoring with 2-(.alpha.-mercaptoalkyl)-3-thiazoline
Laser marking process on retro-reflective material for security labels
Apparatus and method for recognizing objects
Heparin and heparan sulfate binding chimeric vectors
Solid-state high voltage linear regulator circuit
Rubrail with self-contained stiffener
Pushbutton-controlled call-number selector for dial-equipped telephone