Featured patents

Pivot Devices for Ramps
US 08832892 B2, Sept. 16, 2014, Attached, Hugh L. Goin et al.
A pivot device to pivotally secure a ramp to another structure, the pivot device…

Energy Damper-Storage Device for Low Floor Vehicle Access Ramp
US 08782840 B2, July 22, 2014, With lift means, Stanton D. Saucier et al. / Lift-U, Division of Hogan Mfg., Inc. (Escalon, US)
A ramp assembly comprising:…

Mechanism and Method for Lifting a Wheelchair
US 08763186 B2, July 1, 2014, With lift means, Stephen Mosey et al.
A method of raising a wheelchair compartment from a non-horizontal ramp position…

Self Adjusting Ramp
US 08707495 B2, April 29, 2014, Gangway, Ramp, or Dock Leveler, Matthew Romanak et al. / Cequent Consumer Products (Solon, US)
A ramp comprising:…

Partially and Fully Earth-Anchored Cable-Stayed Bridges Using Main-Span Prestressing Unit and Method of Constructing the Same
US 08695142 B2, April 15, 2014, Bridge Construction Method, Jung Hwi Noh et al. / GS Engineering & Construction Corp. (Seoul, KR)
A method of constructing a partially earth-anchored cable-stayed bridge using…

Ramp Assembly With Tilt Sensor
US 08635729 B1, Jan. 28, 2014, With lift means, David Johnson et al. / Lift-U, Division of Hogan Mfg., Inc. (Escalon, US)
A ramp assembly for providing a transition surface from a vehicle floor…

Moment-Resisting Joint and System
US 08590084 B2, Nov. 26, 2013, Arrangement, Alexandre de la Chevrotière
A set of molded elongated structural members for constructing a structure, each…

Joint Equipment and Boarding Bridge Having the Same
US 08555444 B2, Oct. 15, 2013, Attached to fixed structure at first end and with cover and provision to fit vehicle at second end, Lei Shi et al. / China International Marine Containers (Group) Co., Ltd. (Shenzhen, Guangdong, CN
A joint equipment of a boarding bridge, for joining with a boarding gate…

Articulating Cage
US 08561239 B2, Oct. 22, 2013, With lift means, Charles F. Harmon et al. / Safe Rack LLC (Andrews, US)
An apparatus configured to raise and lower an articulating cage with respect…

Ecologically-Sound Waterway Culvert Restoration
US 08448279 B2, May 28, 2013, Bridge Construction Method, Terrace W. Cook
A method of constructing a culvert, comprising:…

Patentorg has 99 documents under Bridges Patents.

Narrow down the browsing criteria below to see more patents.

New documents
  • Process for the Production of the Actinobacillus Pleuropneumoniae Toxins APXI or APXIII in a Liquid Culture Medium Under Supply of Air Enriched in Carbon Dioxide
  • Method for Manufacturing Nonvolatile Memory Device
  • Supply Chain Demand Satisfaction
  • Supply-Line Management Device
  • Storage Control Device and Method for Managing Snapshot