US 12,465,079 B2
Smoking substitute device
Ian Stuart, Liverpool (GB); and Matthew Elt, Liverpool (GB)
Assigned to Imperial Tobacco Limited, Bristol (GB)
Filed by Imperial Tobacco Limited
Filed on Jun. 16, 2022, as Appl. No. 17/842,243.
Application 17/842,243 is a continuation of application No. PCT/EP2020/086820, filed on Dec. 17, 2020.
Claims priority of application No. 19217641 (EP), filed on Dec. 18, 2019.
Prior Publication US 2022/0304377 A1, Sep. 29, 2022
Int. Cl. A24F 40/40 (2020.01); A24F 40/51 (2020.01)
CPC A24F 40/40 (2020.01) [A24F 40/51 (2020.01)] 13 Claims
OG exemplary drawing
 
1. A smoking substitute device comprising:
a body;
a heating element projecting from an end of the body;
a cap for engagement with the end of the body, the cap defining a cavity for receipt of the heating element when engaged with the body; and
a lock configured to selectively prevent disengagement of the cap from the body based on a condition of the heating element;
wherein the cap comprises an outer portion for gripping by a user, and an inner portion at least partly enclosing the heating element;
wherein the cap is configured such that a force to disengage the cap from the body, when in a locked state, is greater than a force to separate the outer portion from the inner portion; and
wherein the cap is configured to be locked to the device via the inner portion.