General Information

Serial #

N/A

Part Number

1

Total Parts

6

AKA

N/A

Patents

N/A

General Description

FERROUS & NON-FERROUS METAL INSTRUEMNT/ WOOD BOXES WITH FABRIC LINING

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

N/A

Width

N/A

Height

N/A

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Mathematics

Category

Drawing & measuring instruments

Sub-Category

N/A

Manufacturer

AKA

OTT

Country

Federal Republic of Germany

State/Province

Unknown

City

Kempten

Context

Country

Canada

State/Province

Ontario

Period

1966-1990

Canada

EQUIPMENT USED AT LARGEST RESEARCH INSTITUTION IN CANADA, NATIONAL RESEARCH COUNCIL, SPECIFICALLY AT HIGH WIND SPEED TUNNELAT UPLANDS.

Function

DEVICE USED TO MAKE MEASUREMENTS BASED ON ENGINEERING DRAWINGS. THIS EXAMPLE WAS USED IN MODELLING FLIGHT-TEST PROJECTS. IT DETERMINED ENCLOSED AREAS, MOMENTS OF INERTIA, CENTRIFUGAL MOMENTS & STATICAL MOMENTS.

Technical

EXAMPLE OF UNUSUALLY LARGE INTEGRATOR. WHILE USED PRIMARILY TO CALCULATE CROSS-SECTIONAL AREAS (ROLL F/AREA CM2), IT HAD 4 ROLLS IN TOTAL: F AREA (CM2); M STATICAL MOMENT (CM3); J MOMENT OF INERTIA (CM4); P CENTRIFUGAL MOMENT (CM5). INTEGRATORS WERE SUPPLANTED BY COMPUTERIZED CAD/CAM SYSTEMS.

Area Notes

Unknown

Details

Markings

.1 PLATE READING "A. OTT/ Type 193/ 41157/ MADE IN GERMANY"; LABEL READING "NRC/CNR/ NAE/EAN/ 011895"/.2-.3 INCISED "41157" ON SIDE/.1,.4,.5 HAVE INCISED SCALES/ PARTIALLY HANDWRITTEN DETACHED LABLE FROM WITHIN LARGE BOX READS "OTT Integrator/ Type 493 Instr. No. 41157/ Made in West Germany"/ LABEL INSIDE BOX LID READS "Ott - Integrator with curve control Inst. No. 41157 Tracing Rod Length 500 mm"

Missing

COMPLETE

Finish

.1-.3 PAINTED MOTTLED GREY WITH METALLIC & PLATED PARTS/.4-.5 BRUSHED, PLATED & UNFINISHED METAL/.6 PAINTED MOTTLED GREY/ UNCOLOURED COATED WOOD BOXES WITH GREEN PADDING

Decoration

N/A