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Nippon Pillar Packing Co Ltd
Nippon Pillar Packing Co Ltd_20100121

Nippon Pillar Packing Co Ltd patents


Recent patent applications related to Nippon Pillar Packing Co Ltd. Nippon Pillar Packing Co Ltd is listed as an Agent/Assignee. Note: Nippon Pillar Packing Co Ltd may have other listings under different names/spellings. We're not affiliated with Nippon Pillar Packing Co Ltd, we're just tracking patents.

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Floating ring type mechanical seal

Provided is a floating ring type mechanical seal in which a floating ring is pinched and held between a rotary ring provided in a rotary shaft and a stationary ring provided in a seal casing to be movable in an axial direction while being urged toward the rotary ring so... Nippon Pillar Packing Co Ltd

End surface-contact mechanical seal

An end surface-contact mechanical seal that is configured so as to seal by means of a relative rotational sliding contact action of sealing end surfaces (5a, 6a) which are opposing end surfaces of a fixed sealing ring (6), which is fixed to a rotating shaft (4), and a movable sealing... Nippon Pillar Packing Co Ltd

Bellows pump apparatus

The bellows pump device supplies pressurized air to one air chamber of two hermetic air chambers thereby to cause a bellows to perform expansion operation to suck a transport fluid, and supplies pressurized air to the other air chamber thereby to cause the bellows to perform contraction operation to discharge... Nippon Pillar Packing Co Ltd

Method for producing yarn

In order to manufacture a yarn in which filler materials are loaded into a tubular member, the method of manufacturing a yarn has a step of knitting a wire material to form the tubular member. In the step of knitting the wire material, knitting of the wire material is advanced... Nippon Pillar Packing Co Ltd

Yarn and gland packing

A yarn in which slipping of filler materials from a tubular member can be reduced while suppressing the manufacturing cost is provided. The yarn has a tubular member, and a plurality of filler materials that are formed into a strip-like shape, and is configured by loading the filler materials into... Nippon Pillar Packing Co Ltd

Structure of resin-made pipe joint

A structure of a resin-made pipe joint includes a sleeve which is press-insertable from one axial side into one longitudinal end portion of a flexible tube to flare the one longitudinal end portion to hold the flared state, a joint body which is couplable to the sleeve, and a union... Nippon Pillar Packing Co Ltd

Structure of resin-made pipe joint

A structure of a resin-made pipe joint includes a joint body having a cylindrical shape, a sleeve having a cylindrical press-inserting portion which is press-insertable into the joint body and a cylindrical coupling portion which is press-insertable into a tube, and a fastening member for fixing the tube which is... Nippon Pillar Packing Co Ltd

Bellows pump device

A bellows pump device includes first and second bellows mounted on a pump head so as to be expandable/contractible independently of each other and configured to suck a fluid from a suction passage thereinto by expansion thereof and discharge the fluid therefrom to a discharge passage by contraction thereof. First... Nippon Pillar Packing Co Ltd

Bellows pump device

Provided is a bellows pump device that is able to reduce fall of a discharge pressure of a transport fluid during contraction operation of a bellows. The bellows pump device supplies pressurized air to a hermetic discharge-side air chamber thereby to cause a bellows disposed within the discharge-side air chamber... Nippon Pillar Packing Co Ltd

Resin-made pipe joint

Y=−0.67X+1.67.  (2)... Nippon Pillar Packing Co Ltd

Resin-made pipe joint

Y=−0.67X+1.67.  (2)... Nippon Pillar Packing Co Ltd

Resin-made pipe joint

A resin-made pipe joint with enhanced sealing property between a joint body and sleeve. A sealing portion which seals between an inner circumferential surface of an inserting portion of a sleeve and an outer circumferential surface of an inner cylinder portion is formed by press-inserting an inserting portion into a... Nippon Pillar Packing Co Ltd

Rotary joint

Provided is a rotary joint that allows a case body to be made compact. A rotary joint includes: a cylindrical case body having a plurality of first flow passages formed therein; a shaft body having a plurality of second flow passages formed therein; rolling bearings and provided in an annular... Nippon Pillar Packing Co Ltd

Multi-channel rotary joint

A multi-channel rotary joint, wherein, between the opposed peripheral surfaces of a housing body (1) and a rotary shaft body (2) coupled thereto for free relative rotation, four or more mechanical seals (3) are provided that effect sealing using the relative rotational sliding contact action of opposed end faces (31a,... Nippon Pillar Packing Co Ltd








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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Nippon Pillar Packing Co Ltd in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Nippon Pillar Packing Co Ltd with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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