Proof of unlawful purpose or intent

In relation to any offence in sections 3 and 4 in respect of which it is necessary to prove unlawful purpose or intent to commit a felony, (a) in proving the unlawful purpose or intent to commit a felony it shall not be necessary to show that the person suspected was guilty of any particular act or acts tending to show his purpose or intent and he may be convicted if, from the circumstances of the case, and from his known character as proved to the court before whom or which he is brought, it appears to such court that his purpose or intent was as alleged; (b) the concealment or carrying of any house- breaking implement or of any tool, such as is mentioned in paragraph (xvi) of subsection (1) of section 3 of this Act, about the person 29 of anyone brought before a magistrate by virtue of this Act on suspicion shall be prima facie evidence of intent to commit a felony and shall be sufficient to justify the conviction of such person unless such concealment or carrying is satisfactorily explained, and every such implement or weapon shall become forfeited.