A woman in her 70s was left needing hospital treatment after being assaulted in Whitstable.
She was injured in Dargate Road at 7.48pm on Tuesday, May 22.
A member of the public who tried to help the victim was also assaulted.
The woman, in her 70s, received injuries to her face and body.
Police arrested 49-year-old man from Faversham on suspicion of assault.
A police spokesman said: “The man, who is known to the woman, remains in police custody whilst officers are still at the scene carrying out enquiries.”
Any witnesses or anyone who has more information which could help is asked to call 01843 222289 quoting reference 22-1241.
Alternatively call Kent Crimestoppers anonymously on 0800 555 111.