Apparatus for testing lumber stiffness

Details Apparatus for testing lumber stiffness Apparatus for testing lumber stiffness

1994-12-22

1996-04-02

Chilcot, Richard

Measuring and testing

Specimen stress or strain, or testing by stress or strain...

By loading of specimen

73849, G01N 320

Patent

active

055030246

ABSTRACT:
Improved apparatus is described for measuring bending stiffness of dimension lumber. Innovative details are introduced that make the measurement more accurate and repeatable as well as making the apparatus simpler, more robust and easier to maintain than the prior art.

REFERENCES:
patent: 3196672 (1965-07-01), Keller
patent: 4708020 (1987-11-01), Lau et al.
patent: 4852029 (1989-07-01), Pope et al.
patent: 4932267 (1990-06-01), Bechtel
patent: 4991446 (1991-02-01), Bechtel
patent: 5074244 (1991-12-01), Byers
Metriguard Inc. Brochure, "CLT-Continuous Lumber Tester".
Logan, James D. "Getting Started with Machine Stress Rating".
Bechtel, F. K. "Machine Stress Rating with the CLT Continuous Lumber Tester".
Bechtel, F. K. "Feasibility of MSR Lumber Production".

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