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Slide Rule

Technical Information

Catalogue No: C1678
Category: General Purpose
Object Type: Test Equipment
Object Name: Slide Rule
Part No: None
Serial No: None
Manufacturer: Blundell Harling
Division: Unknown
Platform(s):
Year of Manufacture: Unknown
Dimensions: Width (mm): 330
Height (mm): 48
Depth (mm): 15
Weight (g): 78
Location: Cupboard CC (Awards 2) [Main Store]
Inscription(s):

Fisher Controls
Rochester England
--------------------------------
Reverse Side
Fisher Control Valve Sizing Rule Mark VIII

Blundell Harling Ltd Weymouth England P4743

Notes:

One of special slide rules donated by Mr. John Bradley, formerly of Fisher Control Valves. It was used in the period 1950-1980 in the design and sizing of Oil Control Valves.
The rule comes in a leather case and with an instruction manual.

Click to enlarge Click to enlarge
Related Items:
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Slide Rule for Control Valve Sizing

Voltage Drop Calculator

Fisher Control Valve Sizing Rule

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This Archive contains documents in general associated with the history, products & activities of the Rochester site. It also holds items of general interest about the technologies used within the Company & the platforms the products were used on.

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Picture Archive

This archive contains the collection of Framed Pictures Negatives and 35mm Slides. There are too many Negatives and Slides to list at this stage.

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