Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Construction
Class Information
Number: 14/9
Name: Bridges > Truss > Arrangement > Bowstring
Description: Truss bridges having the upper member an arc of a circle and the lower member the chord of said arc.










Sub-classes under this class:

Class Number Class Name Patents
14/10 Adjustable 9


Patents under this class:

Patent Number Title Of Patent Date Issued
6892409 Portable bridge apparatus May. 17, 2005
4649688 Floor loaded platform truss Mar. 17, 1987
4631772 Tension arch structure Dec. 30, 1986
4464803 Tension arch structure Aug. 14, 1984











 
 
  Recently Added Patents
Patterned MR device with controlled shape anisotropy
(4949
Battery-operated massager and soap dispensing wand
Semiconductor device element formed on SOI substrate comprising a hollow region, and having capacitors in an electric field alleviation region
Vacuum cleaner
Converter and measuring apparatus
Hydrogen generation device and fuel cell system
  Randomly Featured Patents
Apparatus for teaching or correcting the stance of a golfer
Director-controlled web session
Wheelchair chassis
Wastewater treatment system including irradiation of primary solids
Point of use deionized water purification unit
Fresnel lens sheet and rear projection screen
Information processing apparatus for start-up of an operating system using three different initialization modes in a specific sequence
Device for collecting swell energy
Portable log peeling apparatus having a draw knife
Alkyl, azido, nitro ethers and method of preparation