Bladder rolling machine
US11559670B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 18, 2018 |
| Grant date | Jan 24, 2023 |
| Priority date | — |
| Expiry date | Jun 27, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/1004
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An apparatus for rolling a bladder includes a support structure, a rolling pin, and a bladder-mounting pin. The apparatus optionally includes a rolling initiator Rolling a bladder includes inserting the bladder while unrolled into an apparatus for rolling a bladder, inserting the bladder between a rolling pin and a bladder-mounting pin of the rolling machine, and rotating the rolling pin to (a) advance a portion of the bladder between the rolling pin and the bladder-mounting pin, (b) roll the portion of the bladder around the bladder-mounting pin, and (c) drive the bladder-mounting pin to rotate in an opposite direction from that of the rolling pin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.