The Coroner, Ian Arrow, recorded a narrative verdict, concluding that Alan Levers had died during an attempted armed robbery.
He said the cause of death was a combination of factors as a result of his chest being compressed, wearing a gas mask with the respirator pressed against the floor, and all this was exacerbated by the level of alcohol he'd consumed.
More top news
Exeter city centre had to be evacuated in the early hours of the morning after a suspect package was discovered.
Despite the rain, over a thousand people turned out to watch the annual Cheese Rolling races at Brockworth in Gloucester this lunchtime.
Philippa has the forecast for Devon, Cornwall, Somerset and Dorset