Collection

Apparatus to measure the expansion and contraction of paper due to change in moisture content

Made:: Cambridge

maker:: Cambridge Scientific Instrument Company Limited

Apparatus to measure the expansion and contraction of paper due to change in moisture content, c. 1938

Details

Category:: Papermaking

Object Number:: 1988-137

type:: apparatus to measure

credit:: Allen, B.B.

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Parts

Moisture Apparatus; box with inlet and outlet pipes

Moisture Apparatus; box with inlet and outlet pipes

Moisture Apparatus; a black wooden box with a cover glazed on two sides with inlet and outlet brass pipes and a brass trough with small clamps at both ends.

Measurements:: overall: 6.6929 x 12.9921 x 10.6299 in.; 17 x 33 x 27 cm

Object Number:: 1988-137 Pt1

type:: paper expansion measurer.

Image ©: The Board of Trustees of the Science Museum

Lamp unit from moisture apparatus

Lamp unit from moisture apparatus

Lamp unit from the instrument to measure extension of paper complete with a stand and a clip for a scale.

Measurements:: 16.5354 x 4.7244 x 5.9055 in.; 42 x 12 x 15 cm

Materials:: steel& glass

Object Number:: 1988-137 Pt2

type:: paper moisture measurer

Image ©: The Board of Trustees of the Science Museum

Translucent plastic scale with steel stiffener

Translucent plastic scale with steel stiffener

Translucent plastic scale with steel stiffener.

Measurements:: overall: .315 x 20.6693 x 1.5748 in.; .8 x 52.5 x 4 cm

Materials:: plastic and steel

Object Number:: 1988-137 Pt3

type:: paper moisture measuring scale

Image ©: The Board of Trustees of the Science Museum

Alternative fitment for the moisture apparatus trough

Alternative fitment for the moisture apparatus trough

An alternative fitment for the moisture apparatus trough Pt 1; being a brass tube with an inlet pipe on the side.

Measurements:: overall: 2.3622 x 7.0866 x 2.5591 in.; 6 x 18 x 6.5 cm

Materials:: brass

Object Number:: 1988-137 Pt5

type:: paper moisture measuring scale

Image ©: The Board of Trustees of the Science Museum

Moisture Apparatus; box

Moisture Apparatus; box

Moisture Apparatus; box

Object Number:: 1988-137/6

type:: box and container

Image ©: The Board of Trustees of the Science Museum