Invention Grant
- Patent Title: Stringline and cross-level gauge
- Patent Title (中): 弦线和横跨量规
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Application No.: US12408160Application Date: 2009-03-20
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Publication No.: US08222893B2Publication Date: 2012-07-17
- Inventor: Donald R. Holfeld
- Applicant: Donald R. Holfeld
- Applicant Address: US PA Camp Hill
- Assignee: HARSCO Corporation
- Current Assignee: HARSCO Corporation
- Current Assignee Address: US PA Camp Hill
- Agency: McNees Wallace & Nurick LLC
- Main IPC: G01B7/14
- IPC: G01B7/14

Abstract:
A tool and method for inspecting a track having a first rail and a second rail. The tool has a first mounting device which is attached to a first rail of the track. A cord attached to the mounting device is tensioned and positioning the cord in a proper position, allowing an inspector to measure a first distance between a defined point on the cord and the first rail or the second rail to determine if anomalies are present in the track.
Public/Granted literature
- US20100237857A1 STRINGLINE AND CROSS-LEVEL GAUGE Public/Granted day:2010-09-23
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