...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 7591692 | Battery clamp and associated method An electromechanical connector for use between a power source such as a battery and a device requiring the power such as an automotive electrical system. In some embodiments, the connector includes a radius electrical contact constituting a primary electrical curren... | 09/22/2009 |
| 7329157 | Mechanically advantaged band clamp and associated method An electromechanical connector for use between a power source such as a battery and a device requiring the power such as an automotive electrical system. In some embodiments, the connector includes a radius electrical contact constituting a primary electrical curren... | 02/12/2008 |
| 7076847 | Clamping piece The invention concerns a clamping piece having a fixing end which can be fixed to a structural profile member or the like and a clamping end having two clamping limbs which enclose a clamping eye and which can be tightened by way of a tightening means. The object of... | 07/18/2006 |
| 7052331 | Symmetrically adjustable corrosion-resistant battery cable connector An electromechanical connector for use between a power source such as a battery and a device requiring the power such as an automotive electrical system. In some embodiments, the connector includes a radius electrical contact constituting a primary electrical curren... | 05/30/2006 |
| 6910915 | Terminal connector The present invention concerns a connecting clip, in particular a connecting clip for a battery tester, which said connecting clip has a first clip half (10) and a second clip half (11), and is provided for electrically connecting a contact with a firs... | 06/28/2005 |
| 4740178 | Battery terminal connection apparatus The apparatus includes a battery terminal and a connector pin. The battery terminal is formed of an electrically condustive material and has means enabling it to be connected electrically to the positive or negative post of a 12 V DC vehicle battery post.... | 04/26/1988 |
| 3973820 | Terminal post connection especially for storage batteries A terminal connection device which is especially adapted for use with storage batteries such as are commonly used in vehicles as a starting battery. The connection device has a plastic protective cap mounted for pivotal movement which can be lifted by swi... | 08/10/1976 |