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A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 7081815 | Radio frequency security system, method for a building facility or the like, and apparatus and methods for remotely monitoring the status of fire extinguishers A system for remotely monitoring the status of one or more fire extinguishers includes means for sensing at least one parameter of each of the fire extinguishers; means for selectively transmitting the sensed parameters along with information identifying the fire ex... | 07/25/2006 |
| 6247415 | Device for protecting securities The invention concerns a protective device for valuable documents, including a volume capable of being closed and divided into two compartments, one of the compartments being used to receive the documents to be protected while in the second compartment ca... | 06/19/2001 |
| 6178897 | Protective device for valuable documents The invention concerns a protective device for valuable documents, including a volume capable of being closed and divided into two compartments, one of the compartments being used to receive the documents to be protected while in the second compartment ca... | 01/30/2001 |
| 5598792 | Credit card security device having card invalidating electromagnet A credit card security device which prevents credit card and bank card fraud. The device includes a case with an access door secured by a lock for storing the cards and a detection member within the case for determining an entry into the case when the doo... | 02/04/1997 |
| 4942831 | Device for the protected storage of objects Device for the protected storage of objects, comprising a closable container having an electrical security shield enclosing a storage space, damaging means (10) for rendering the objects useless, and means (4) for feeding in from the outside a command whi... | 07/24/1990 |
| 4852502 | Safety box for safeguarding documents and the like A safety box comprises a multi-layered wall having provided therein at least one conductor, which responds by interruption or short-circuiting to damage caused to the wall, and which, if the wall is damaged, activates a circuit connected to said conductor... | 08/01/1989 |
| 4722435 | Case for documents There is described a case for valuable documents, such as notably checks, credit cards, bank notes, etc., comprised of a box with a lid and a closure which may only be opened by inputting a code number, as well as a capsule or phial filled with a pressuri... | 02/02/1988 |
| 4391203 | Security apparatus Security apparatus which is operable to protect valuables by triggering an alarm and/or by defacing or rendering the valuables unusable on a change of pressure in a pressure sealable chamber. In a first embodiment suitable for use as a cash box (10), the ... | 07/05/1983 |
| 4281320 | Combined protective barrier and burglar alarm A protective barrier and burglar alarm in the form of a window blind includes a plurality of slats which may be compacted to open the blind, the slats being supported by flexible cords including electrical conductors establishing an electrically-conductiv... | 07/28/1981 |
| 4234875 | Security structure A security panel arrangement for use with an intrusion alarm system designed to monitor the continuity of a normally continuous signal conductive path and to produce a warning signal when the signal conductive path is broken, which arrangement includes a ... | 11/18/1980 |
