FIELD: shipbuilding; designing high-pressure portlights. SUBSTANCE: high-pressure portlight includes hemispherical glass cap fitted in holder by means of cover and screws; it is provided with taper washer laid between lateral surface of glass cap and taper lateral surface of holder; taper washer is axially movable. Maximum axial displacement of washer is limited by circular projection on holder which is located above contact surface of glass cap and holder. EFFECT: enhanced reliability. 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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|
RU2735124C1 |
| APPARATUS FOR INDUCTION RESISTANCE WELDING OF TUBULAR WORKPIECES | 0 |
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SU1673346A1 |
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Authors
Dates
1998-04-10—Published
1995-04-18—Filed