Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: 14/25
Name: Bridges > Arch > Compound
Description: Bridges in which the arch is not a simple structure, but is composed of a lattice girder, a bowstring-truss, or some other compound structure.

Patents under this class:

Patent Number Title Of Patent Date Issued
8271322 Customer experience management system Sep. 18, 2012
7062812 Arch bridge Jun. 20, 2006
6892410 Reinforcement structure of truss bridge or arch bridge May. 17, 2005
6401285 Undulating support structure bridge Jun. 11, 2002
6138309 Tension members for erecting structures Oct. 31, 2000
5655347 Biarch-framing member for arched structures Aug. 12, 1997
4704754 Tension arch structure Nov. 10, 1987
4691399 Rehabilitation of steel truss bridges by means of reinforcing arches Sep. 8, 1987
4644978 Tension arch structure Feb. 24, 1987
4464803 Tension arch structure Aug. 14, 1984

  Recently Added Patents
Hydrogen generation device and fuel cell system
Tools and methods for yield-aware semiconductor manufacturing process target generation
Mask and method for forming the mask
Device and implantation system for electrical stimulation of biological systems
Upper surface of a skateboard deck
System and method of verification of analog circuits
Device and process for isolating and cultivating live cells on a filter or extracting their genetic material
  Randomly Featured Patents
Communications workstation
Saddlery device
Purifying exhaust gases containing organic and inorganic materials
Rack for crab utensils
Golf club washer
Method for multi-tasking multiple java virtual machines in a secure environment
Binding off method excellent in stretchability
IP network access for portable devices
Method for encapsulation of cellular material using a charged initiator polymer
Bath accessory post