MERIDEN — A city man faces felony charges after police say he entered a woman’s bedroom and cut her leg with a knife. David Cahill, 46, of 170 Colony St., was charged Tuesday with second-degree assault, second-degree threatening, disorderly conduct and second-degree unlawful restraint. He was arraigned in Meriden Superior Court on Wednesday. According to statements in court, Cahill has convictions for breach of peace and interfering with police. A judge set bond at $50,000 and continued the case to Jan. 20.About 10:42 p.m. Tuesday, police responded to 170 Colony St. A woman told police Cahill came into her apartment, grabbed the back of her head and pulled her hair, according to a police report. The woman also said Cahill was holding a knife and refused to let her get off the bed before she was cut on the leg. She suffered a shallow three inch laceration, the report said.The woman was eventually able to escape into a common hallway, and another tenant contacted police. The woman also told police that Cahill was drinking earlier in the night. Cahill was belligerent and uncooperative with police after he was detained in a hallway, the report said. Police also reported smelling alcohol on his breath.