Entrance seal device "RIPP"
A lineup including the self-sealing type "Type-A (Automatic)" for launching!
"RIPP" is an entrance seal device with two types of portal ring shapes: "end flat shape" and "end special shape." It features a self-sealing type starting with "Type-A (Automatic)," as well as "Type-B (Breakthrough)" for reaching and pulling out, and "Type-C (Compression)" for starting and reaching. Please feel free to contact us when you need assistance. 【Features】 ＜Type-A (Automatic)＞ ■ Self-sealing type for starting ■ Additional tubes can be added to enhance water-stopping capability ■ Examples: - Simultaneous backfill injection pipe section, straight section of rectangular shield, reverse R section of DOT and MF, lower part of large-diameter shield, full circumference * For more details, please refer to the PDF document or feel free to contact us.
basic information
【Other Features】 ＜Type-B (Breakthrough)＞ ■ For reaching and retrieving the shield machine ■ Ensures high sealing performance during the movement of the shield machine through tube pressurization ■ Can follow protrusions such as simultaneous backfill injection pipes due to tube pressurization ■ Achieves safe workability through pressure management via remote control ＜Type-C (Compression)＞ ■ Self-sealing type for launching and reaching ■ Operates a storage-type water stop seal through tube pressurization ■ The water stop seal is equipped with a backup steel plate, capable of handling high water pressure ■ Can follow protrusions such as simultaneous backfill injection pipes due to tube pressurization ■ Achieves safe workability through pressure management via remote control *For more details, please refer to the PDF document or feel free to contact us.
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Delivery Time
Applications/Examples of results
【Usage】 ■Departure ■Arrival / Extraction ■Departure / Arrival *For more details, please refer to the PDF document or feel free to contact us.
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Rokubun Rubber Co., Ltd. is a specialized manufacturer of industrial rubber products. With a motto of flexible thinking and free design, we produce products that match our customers' needs. We hold numerous industrial property rights and have various patent applications and utility models in collaboration with our customers, covering a wide range of fields including nuclear power, steelmaking, and shipbuilding. We will continue to advance our research and development with the aim of creating ultimate products that meet everyone's needs.