Sheet metal work by Trew Marion S & Bird Verne A

Author:Trew, Marion S & Bird, Verne A
Language: eng
Format: epub
Tags: Sheet-metal work
Publisher: [Rochester, N.Y.] : Privately printed and distributed
Published: 1920-03-25T05:00:00+00:00

Rivet

DUST PAN Standard Practice Instructions—Continued

12. Bend up sides at 60 degrees on lines 1-2 and 3-4 using

cornice brake. (See instructor.) (Fig. 2)-(4).

13. Bend on line 2-3 using hands, square stake and mallet.

(Fig. 2)-(5).

14. Bend laps on prick marks 5 and 6 and place inside.

(Fig. 3).

15. Rivet corners together. (Fig. 3).

16. Bend top piece to place using cornice brake and pliers.

(See instructor.) (Fig. 4).

17. Rivet top piece to sides. (Fig. 4).

18. Make handle like pattern and rivet in place. (Fig. 4).

Questions to be Answered in Note Book

1. How many sheets of No. 26 galvanized iron are there in a

bundle?

2. What is the average weight per bundle of No. 26 galvan-

ized iron?

3. What machines were used in making this model that were

not used in making the quart measure?

4. Where were these machines made ? Give the approximate

cost of them.

5. How long a piece of metal can be put in the cornice brake?

6. How long a piece of metal can be put in the folding ma-

chine?

7. Are there longer folding machines and cornice brakes

made?

8. What is the length and cost of the cutting nippers used in

this shop?

9. Of what kind of wood are tinners' mallets made? 10. Make a free hand sketch of dust pan.

TEN QUART WATER PAIL Specifications

Pail is. to be made of No. 26 galvanized iron; top edge is to be wired with No. 6 wire; handle is to be of No. 6 wire; pail is to be thoroughly soldered.

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