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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 7845091 | Brake pad measuring tool and method of using the same A brake pad measuring device is designed to be small enough to fit through various suspension components or many vehicles' wheel aperture and still maintain the ability to move in three-dimensions. The device is compact enough so that it may take an accurate reading... | 12/07/2010 |
| 7040151 | Brake evaluation gauge A brake evaluation gauge is useful to determine a brake lining thickness and/or brake drum wear. Depending on the particular embodiment selected, one of a thickness measurement, a percentage of brake life left, a pass or a fail indication may be indicated for the th... | 05/09/2006 |
| 6931744 | Portable brake pad measuring tool A brake pad measuring tool is disclosed and functions to provide a quick visual indicator for determining brake pad wear condition in motor vehicles. The brake pad measuring tool includes a plurality of rigid bars which are attached in a reciprocal and rotatable man... | 08/23/2005 |
| 6904698 | Apparatus for measuring piston travel A piston travel measuring device for mounting to a non-pressure head is provided. The non-pressure head includes a cylinder and a piston connected thereto for reciprocal movement along a piston travel axis. The device comprises a mounting flange adapted to mount to ... | 06/14/2005 |
| 6311554 | Clip-on visual brake lining wear indicator The invention provides a brake lining wear indicator for use with a brake pad/shoe having a friction lining secured to a plate. The indicator includes a flag positionable adjacent a thickness of the lining, and a base and a resilient member for clipping t... | 11/06/2001 |
| 6230555 | Measuring device for measuring the braking moment in a motor vehicle A device for measuring the braking moment in a motor vehicle with disk brakes incorporates a measuring hub mounted on a wheel axle and connected with a wheel rim. Viewed in the radial direction, the hub is divided into an inner part close to the axle and ... | 05/15/2001 |
| 5469629 | Brake rotor thickness measurement gage A gage includes an elongate support arm at the end of a bar on which there is mounted a measurement and display module. A sliding anvil arm is spaced from the bar in parallel relationship and mounted on the module for sliding movements therewith on the ba... | 11/28/1995 |
| 5131163 | Mounting gage for slack adjuster A gage for use in mounting a slack adjuster having one end having an opening adapted to removably couple the slack adjuster to a brake control shaft and an opposite end having an opening adapted to removably receive a bearing pin for rotatably coupling th... | 07/21/1992 |
| 4991310 | Brake chamber stroke indicator A brake stroke indicator for use on an air brake having an elongated brake pushrod that travels a linear distance when the brake is applied. The length of the linear distance travelled depends upon the condition of the brake. The indicator comprises an el... | 02/12/1991 |
| 4594785 | Disc brake caliper piston diagnostic gauge A disc brake caliper piston diagnostic gauge for the in situ testing and monitoring of a caliper piston which consists of a dial gauge having an externally threaded probe stem housing which extends outwardly therefrom into close proximity to a caliper pis... | 06/17/1986 |
| 4387511 | Cam master spider identifier An apparatus and method for identifying automotive brake spiders is disclosed. These spiders are of the type having two anchor pin holes which extend between a first and second side of a boss on the spider. An axle spindle hole, capable of receiving the a... | 06/14/1983 |
| 4208798 | Brake installation template A multi-member, variable configuration template (100) is provided as an aid for determining acceptable brake assembly mounting variables for an air operated, cam actuated brake assembly to be mounted on a vehicle of known configuration. The template compr... | 06/24/1980 |
| 4107849 | Tapered block thickness gauge A gauge for measuring the rate of taper and the radius of the inside surface of a tapered, arcuate brake block has a base plate which pivotally mounts a swing arm with an indicator for visually reading the variation of the radius of the internal surface f... | 08/22/1978 |
