1. When the more-flexible couple didn't follow the plan, the less-flexible couple became upset. 2. When the more-flexible couple didn't follow the plan, the less-flexible couple became upset. 3. In this application the device is called a gear-type flexible, or flexible coupling . 4. In 1911 Krebs invented the first elastomeric flexible coupling ( cf. 5. Hitches for two-wheel trailers must incorporate some form of universal joint or flexible coupling . 6. It can also be used as a flexible coupling to transfer rotary motion between shafts. 7. The US Navy secured a licence to copy the main shaft flexible coupling arrangement in US-built submarines. 8. Since it has been restored, a flexible coupling has been inserted between the two shafts, thus reducing the amount of clatter. 9. In addition all pipework connections to equipment on the main machinery raft had expansion / flexible coupling connections, which also reduced noise. 10. Rexnord Corp . of Warren won a $ 30, 295 contract from the Defense Supply Center in Columbus, Ohio, for flexible coupling inserts.