Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


Aluminum Ladder Company

Aluminum Ladder Company Patent applications
Patent application numberTitlePublished
20120042458PIVOT BLOCK CONNECTION - A pivot block connection and assembly is disclosed. The pivot block assembly may include a pivot block connection and a gangway device having a stationary base and a pivotable access that is capable of being raised and lowered. The pivot block connection may include a first support body attached to a first side of the pivotable access, a first pivot bracket attached to the stationary base, and a first pivot rod spacer positioned between the first support body and the first pivot bracket. The pivot block connection may also include a second support body attached to a second side of the pivotable access, a second pivot bracket also attached to the stationary base, and a second pivot rod spacer positioned between the second support body and the second pivot bracket. A pivot rod may extend through the first pivot bracket, the first pivot rod spacer, the first support body, the pivotable access of the gangway device, the second support body, the second pivot rod spacer, and the second pivot bracket to secure and allow pivotable rotation of the pivotable access.02-23-2012
20120006619CEMENT INDUSTRY GANGWAY - A safety cage improves the safety of workers servicing tanker vehicles having top side hatches. A part or parts of the cage can be repositioned to permit the hatch cover to be opened and then can be returned to a safety enhancing position.01-12-2012