FIELD: manufacturing technology.
SUBSTANCE: invention relates to fitting for airtight connection of tubular end (18), in particular tube containing external tubular casing (6) of fitting includes outer support part (8) made at least partially from plastic and intended for insertion into tube end (18), and internal tubular casing (12) of fitting, including inner bearing part (14) made at least partially made of metal and intended for insertion into tube end (18). At that, inner support part (12) is located, at least partially, inside outer bearing part (6), inner circumferential surface (20) of outer bearing part (6) and outer peripheral surface (22) of inner bearing part (12) are sealed relative to each other in areas (24a, 24b, 24c) and between inner circular surface (20) of outer bearing part (6) and outer peripheral surface (22) of inner bearing part (12) is made at least one cavity (28a, 28b).
EFFECT: increased reliability of sealing compound.
13 cl, 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| PRESS-FITTING | 2011 |
|
RU2575218C2 |
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|
RU2498146C2 |
| FITTING AND METHOD OF FITTING METAL SEALING CONNECTION WITH PIPE | 2013 |
|
RU2596702C2 |
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|
RU2736146C2 |
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| CLAMPING FITTING | 2016 |
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| FITTINGS WITH TRACTION MECHANISM | 2013 |
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RU2633291C2 |
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|
RU2822673C1 |
| FITTING FOR CONNECTION TO AT LEAST ONE PIPE | 2019 |
|
RU2766955C1 |
