Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 405/148
Name: Hydraulic and earth engineering > Underground passageway, e.g., tunnel > Boring > Work platform
Description: Method or apparatus wherein an artificial support for equipment or personnel is provided.










Patents under this class:

Patent Number Title Of Patent Date Issued
8591151 Forming a shaft for an underground mine Nov. 26, 2013
8485608 Heading or extraction machine Jul. 16, 2013
7156582 Inspectable tunnel for underground pipes and cables Jan. 2, 2007
6698978 Rock drilling rig Mar. 2, 2004
5302052 Underground work chamber assembly and method for the construction thereof Apr. 12, 1994
4986374 Apparatus for driving an upwardly directed shaft in rock Jan. 22, 1991
4913587 Form assembly for making covering wall of tunnel made by shield type excavator Apr. 3, 1990
4818025 Narrow opening mechanical miner Apr. 4, 1989
4280771 Apparatus for distributing concrete, especially in the shuttering of gallery linings in mine and tunnel workings Jul. 28, 1981
4051682 Method for installing ceiling panels in a tunnel Oct. 4, 1977
3970200 Gantry Jul. 20, 1976











 
 
  Recently Added Patents
Segmenting video based on timestamps in comments
Computer system for routing package deliveries
Liquid crystal display wherein the data lines covered by each pixel electrode are supplied with data signals of opposite polarities
Method for manufacturing non-volatile memory device, non-volatile memory element, and non-volatile memory device
Charge domain filter and method thereof
SIC semiconductor device and method for manufacturing the same
Method and system for establishing enhanced key when terminal moves to enhanced universal terminal radio access network (UTRAN)
  Randomly Featured Patents
Optical waveguide coupler for interconnection of electro-optical devices
Strip counting gauge
System for monitoring the walls of a borehole using a video camera
Dual-fresnel field lens for a single-panel LCD projection system
Systems using extended servo patterns with multi-pass servowriting and self-servowriting
Easy-to-install door lock with improved anti-torque effect for outside rose assembly
Bread baking apparatus
Light measuring apparatus and light measuring method
Device and method for manipulating the fill valve assembly in a water closet
Game machine