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| Number | Title | Issue Date |
| 7367984 | Methods and apparatus for sizing fresh donor heart valves A fresh donor tissue valve isolation annulus size comprising a handle and trigger or crank knob manipulated by the user moves a movable probe into proximity with a stationary probe so that the probes can be inserted into the tissue valve lumen. The user releases the... | 05/06/2008 |
| 7159477 | Apparatus for inspecting deformation of pipes An apparatus is provided for measuring deformation of a surface of a pipe. The apparatus has a central portion to which a detector section is mounted. At each side, guides are connected to the housing via arms. The housing has a platform below which an inverted U-sh... | 01/09/2007 |
| 4843722 | Self-centering bore hole gage A self-centering bore hole gage includes a pair of centering points disposed on a guide block and a contact point and transducer disposed on a support block. The blocks are maintained in a biased apart relationship. The combination of biased apart blocks,... | 07/04/1989 |
| 4651430 | Snap gage The present invention relates to a snap gage that compensates for any misalignment of a part which is to be measured. The gage has two opposed, independently pivotal levers between which a part may be positioned. The levers pivot according to the dimensio... | 03/24/1987 |
| 4438566 | Inner diameter measuring instrument An inner diameter measuring instrument wherein the measuring pressure of measuring elements is adjustable from outside and the measuring elements can be retracted by a pair of levers. A spring is confined between a movable member secured to a spindle and ... | 03/27/1984 |
| 4434557 | Indicator snap gage assemblies A snap gage assembly is releasably mounted on a standard amplifying and indicating mechanism which provides a graduated indication of a dimension of a workpiece to which the assembly is applied. The assembly includes a fixed jaw and a movable jaw, both of... | 03/06/1984 |
| 4126940 | Adjustable fork gauge An adjustable fork gauge including a main body having a slide on which a first, fixed jaw is slidably and adjustably mounted and formed from a block having an anvil with a plane face integral with said block; a second, spring clamping jaw adapted to press... | 11/28/1978 |
| 4114279 | Tire correction system A method of increasing tire life of paired vehicular tires by measuring a plurality of mounted and inflated pneumatic tires to provide an indication of the tread diameter and/or circumference length of each tire with an indicated accuracy of at least abou... | 09/19/1978 |
