Non-contact type shaft sealing device

Non-contact type shaft sealing device

A non-contact type shaft sealing device comprising a stationary sealing ring (9) disposed to axially oppose a rotational sealing ring (2) provided on a rotational shaft (1) of a device that will be shaft-sealed, wherein a number n of air inlets (9b) provided in the stationary sealing ring (9) is in...

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1. Verfasser: TOSHIHIKO FUSE
Format: Patent
Sprache:eng
Schlagworte:
BLASTING
CYLINDERS
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
PISTONS
SEALINGS
THERMAL INSULATION IN GENERAL
WEAPONS
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creator TOSHIHIKO FUSE
description A non-contact type shaft sealing device comprising a stationary sealing ring (9) disposed to axially oppose a rotational sealing ring (2) provided on a rotational shaft (1) of a device that will be shaft-sealed, wherein a number n of air inlets (9b) provided in the stationary sealing ring (9) is in a range of 3 to 24; a bore diameter d of a throttling mechanism provided in each of the air inlets (9b) is in a range of 0.05 to 3 mm; and concurrently, a dimensionless quantity alpha defined aswhere h=inter-sealing-surface gap, andD=shaft diameter,is 1
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subjects BLASTING
CYLINDERS
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
PISTONS
SEALINGS
THERMAL INSULATION IN GENERAL
WEAPONS
title Non-contact type shaft sealing device
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