Paulo Roberto Leite
Paulo Roberto Leite Nobrega, Sao Vincente Sp BR
Patent application number | Description | Published |
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20100052264 | COMPACT RESTRICTIVE SEAL FOR BEARING HOUSINGS - This invention relates to a restrictive seal of the labyrinth type of reduced external size. The invention has an inner deflector which is capable of retaining the lubricating oil within the bearing housing with great efficiency, and a highly accurate system for adjusting and aligning the elements of the labyrinths, ensuring an infinite service life. Because it has very much smaller external dimensions it can be applied as a replacement to the lip seals commonly in use without causing problems to accessory equipment connected to a pump. | 03-04-2010 |
Paulo Roberto Leite Nóbrega, Sao Vincente BR
Patent application number | Description | Published |
---|---|---|
20100225065 | Compact restictive seal for bearing housings - This invention relates to a restrictive seal of the labyrinth type of reduced external size. The invention has an inner deflector which is capable of retaining the lubricating oil within the bearing housing with great efficiency, and a highly accurate system for adjusting and aligning the elements of the labyrinths, ensuring an infinite service life. Because it has very much smaller external dimensions it can be applied as a replacement to the lip seals commonly in use without causing problems to accessory equipment connected to a pump. | 09-09-2010 |
Paulo Roberto Leite Nóbrega, Sao Vicente BR
Patent application number | Description | Published |
---|---|---|
20090315271 | Airtight magnetic seal for bearing casings - The airtight magnetic seal, in a compact single body, made of two concentric sections, an inner section ( | 12-24-2009 |
20140219597 | COMPACT RESTICTIVE SEAL FOR BEARING HOUSINGS - This certificate of addition pertains to alternative constructive methods submitted for the components of the seal, resulting in increased efficiency and durability of the device, as well as the ease of assembly thereof. | 08-07-2014 |
Paulo Roberto Leite Nóbrega, Sao Vincente BR
Patent application number | Description | Published |
---|---|---|
20100225065 | Compact restictive seal for bearing housings - This invention relates to a restrictive seal of the labyrinth type of reduced external size. The invention has an inner deflector which is capable of retaining the lubricating oil within the bearing housing with great efficiency, and a highly accurate system for adjusting and aligning the elements of the labyrinths, ensuring an infinite service life. Because it has very much smaller external dimensions it can be applied as a replacement to the lip seals commonly in use without causing problems to accessory equipment connected to a pump. | 09-09-2010 |
Paulo Roberto Leite Nóbrega, Sao Vicente BR
Patent application number | Description | Published |
---|---|---|
20090315271 | Airtight magnetic seal for bearing casings - The airtight magnetic seal, in a compact single body, made of two concentric sections, an inner section ( | 12-24-2009 |