Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Carpet wear testing machine
Machine for testing resistance to wear of carpets and similar floor coverings subjected to definite wearing forces under controlled conditions, developed at National Bureau of Standards; forces are chosen to produce bending, slipping, twisting, and compression of pile which takes place when carpet is walked upon.
Carpet wear testing machine
Machine for testing resistance to wear of carpets and similar floor coverings subjected to definite wearing forces under controlled conditions, developed at National Bureau of Standards; forces are chosen to produce bending, slipping, twisting, and compression of pile which takes place when carpet is walked upon.
Carpet wear testing machine
U. S. Bur. Standards -- Jl. Research
Schiefer, H.F. (Autor:in) / Best, A.S. (Autor:in)
1931
10 pages
8 Figures
Aufsatz (Zeitschrift)
Englisch
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