fixes

code/game/objects/structures/displaycase.dm

@@ -9,6 +9,8 @@
 	armor = list("melee" = 30, "bullet" = 0, "laser" = 0, "energy" = 0, "bomb" = 10, "bio" = 0, "rad" = 0, "fire" = 70, "acid" = 100)
 	max_integrity = 200
 	integrity_failure = 0.25
+	attack_hand_speed = CLICK_CD_MELEE
+	attack_hand_is_action = TRUE
 	var/obj/item/showpiece = null
 	var/alert = TRUE
 	var/open = FALSE
@@ -158,7 +160,6 @@
 	return attack_hand(user)
 
 /obj/structure/displaycase/on_attack_hand(mob/user, act_intent = user.a_intent, unarmed_attack_flags)
-	user.changeNext_move(CLICK_CD_MELEE)
 	if (showpiece && (broken || open))
 		to_chat(user, "<span class='notice'>You deactivate the hover field built into the case.</span>")
 		log_combat(user, src, "deactivates the hover field of")

code/game/objects/structures/tables_racks.dm

@@ -23,6 +23,8 @@
 	climbable = TRUE
 	obj_flags = CAN_BE_HIT|SHOVABLE_ONTO
 	pass_flags = LETPASSTHROW //You can throw objects over this, despite it's density.")
+	attack_hand_speed = CLICK_CD_MELEE
+	attack_hand_is_action = TRUE
 	var/frame = /obj/structure/table_frame
 	var/framestack = /obj/item/stack/rods
 	var/buildstack = /obj/item/stack/sheet/metal
@@ -191,8 +193,10 @@
 	return
 
 /obj/structure/table/alt_attack_hand(mob/user)
+	if(!user.CheckActionCooldown(CLICK_CD_MELEE))
+		return
+	user.DelayNextAction()
 	if(user && Adjacent(user) && !user.incapacitated())
-		user.changeNext_move(CLICK_CD_MELEE*0.5)
 		if(istype(user) && user.a_intent == INTENT_HARM)
 			user.visible_message("<span class='warning'>[user] slams [user.p_their()] palms down on [src].</span>", "<span class='warning'>You slam your palms down on [src].</span>")
 			playsound(src, 'sound/weapons/sonic_jackhammer.ogg', 50, 1)