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Police want help from the public to identify a motorcyclist who rode into an officer on duty
The incident happened near Larkfield Village Hall in New Hythe Lane.
A constable on foot was in a high visibility jacket at 2.43pm yesterday when he directed a man on a blue Suzuki GSKR to stop.
The motorcyclist is alleged to have started to reverse the bike before travelling forwards and colliding with the officer.
The rider, who was wearing a black helmet and jacket, then left the scene on foot.
The motorcycle was seized and a hunt is under way to locate the suspect.
The officer was taken to hospital for treatment, but has since been discharged.
Detectives would like to speak to anyone who may have witnessed the incident, but has not yet spoken to the police.
They are also keen to hear from anyone with privately held CCTV or motorists with dashcam footage that may assist the investigation.
Yesterday, the search for the offender took officers to Chatham's Pentagon Centre, but without success.
Witnesses can call Kent Police on 01622 604100, quoting reference 46/254076/21.
Or contact Crimestoppers anonymously by calling 0800 555111.